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20190421 信息检索的能力需要一辈子去修炼007

20190421 信息检索的能力需要一辈子去修炼007

作者: 罗昭锋 | 来源:发表于2019-04-21 19:13 被阅读0次

    一20190421 信息检索的能力需要一辈子去修炼

    希望你至少能学到图片检索的技巧和应用。

    我一直说,搜索信息的能力值得我们一辈子去修炼和精进。也许有人会觉得我矫情,觉得我很厉害了,其实不然。

    搜索与自己的知识储备有很大的关系,如果一个方向自己不熟悉,开始的检索基本都是在瞎蒙,都是在试错和补充一些基础知,而这个阶段你又无法跨越。

    你可以通过学习搜索技巧,掌握一些更快的方法,掌握解决问题的思路。但这些技巧无法替代你对知识的学习。这如同中国当前社会发展碰到的很多问题,都是发展阶段必然经历的一样,无法跨越。

    检索文献也一样,开始你都不是很清楚自己的目标,只是大概有个模糊的方向。检索肯定要花很多时间去学习。面对这种情况,不用当做不正常,每个人都需经历的阶段。

    很凑巧,明天我也要讲文献检索。恰好翻到了去年4月22日夜里,为了查找实验仪器的完整检索过程的记录。(这些记录是manictime软件记录下来直接导出的。有每个网页打开的时间,停留时长等。)

    共搜索了583个网页,历时3小时20分钟。平均每页21秒。

    去年当时是要查找全球注射泵的生产厂家,各家注射泵的特点,性能比较等。不同利用了谷ge的各种搜索,还多次用到图片搜搜与site的结合。

    类似这样的式子,在图片搜索栏位:site:ustc.edu.cn 这样一下子就可以把某个网站所有的图片搜出来。这对于搜索某个网站的产品非常有效。

    如我要找:注射泵 syringe pump

    后来找到德国一家公司的产品。在图片搜索栏位直接输入:site:cetoni.de

    就可以把这家公司的所有产品图片都搜出来了。

    以下是2018年4月22日,凌晨检索的过程的全纪录。

    1百度一下,你就知道 - Google Chrome1:02:45 AM1:03:05 AM0:00:20

    2Google - Google Chrome1:03:31 AM1:03:48 AM0:00:17

    3continue pump - Google 搜索 - Google Chrome1:03:48 AM1:04:01 AM0:00:13

    4continue pump HPLC - Google 搜索 - Google Chrome1:04:01 AM1:05:01 AM0:01:00

    5Google 图片搜索 http://slideplayer.com/10969359/39/images/37/3.+Electrospray+Ionization%2C+continued.jpg 的结果 - Google Chrome1:05:01 AM1:05:25 AM0:00:24

    6Google 图片搜索 http://slideplayer.com/10969359/39/images/37/3.+Electrospray+Ionization%2C+continued.jpg 的结果 - Google Chrome1:05:45 AM1:05:50 AM0:00:05

    7Google 图片搜索 http://www.hplc4sale.co.uk/images/systems/83/waters-717-510-486-hplc.jpg 的结果 - Google Chrome1:05:50 AM1:05:59 AM0:00:09

    8Google 图片搜索 https://cdn.chemyx.com/wp-content/uploads/2017/07/E_N6000-1.jpg 的结果 - Google Chrome1:05:59 AM1:06:15 AM0:00:16

    9Untitled - Google Chrome1:06:49 AM1:06:54 AM0:00:05

    10What is a Syringe Pump? | Infusion Pump vs. Syringe Pump - Google Chrome1:06:54 AM1:07:06 AM0:00:12

    11High Pressure Syringe Pump | Temperature & Pressure Control | Chemyx - Google Chrome1:07:13 AM1:07:21 AM0:00:08

    12What is a Syringe Pump? | Infusion Pump vs. Syringe Pump - Google Chrome1:07:21 AM1:07:48 AM0:00:27

    13Syringe Pumps | Infusion Pumps & Accessories | Chemyx Inc - Google Chrome1:07:48 AM1:08:08 AM0:00:20

    14High Pressure Syringe Pump | Temperature & Pressure Control | Chemyx - Google Chrome1:08:21 AM1:09:23 AM0:01:02

    15Fusion 6000 | High-Pressure Syringe Pump | Chemyx Inc - Google Chrome1:09:30 AM1:10:00 AM0:00:30

    16Fusion 6000 | High-Pressure Syringe Pump | Chemyx Inc - Google Chrome1:10:11 AM1:10:40 AM0:00:29

    17Fusion 6000 | High-Pressure Syringe Pump | Chemyx Inc - Google Chrome1:11:05 AM1:11:38 AM0:00:33

    18Contact Us | Chemyx Inc | Syringe Pump Manufacturer - Google Chrome1:11:38 AM1:12:20 AM0:00:42

    19Ordering Syringe Pumps Online | Buy Infusion Pumps | Chemyx - Google Chrome1:12:34 AM1:13:32 AM0:00:58

    20Ordering & Billing | Chemyx Inc | Infusion Pumps for Sale - Google Chrome1:13:32 AM1:13:58 AM0:00:26

    21Contact Us | Chemyx Inc | Syringe Pump Manufacturer - Google Chrome1:13:58 AM1:14:38 AM0:00:40

    22Fusion 6000 | High-Pressure Syringe Pump | Chemyx Inc - Google Chrome1:14:38 AM1:14:44 AM0:00:06

    23Ordering & Billing | Chemyx Inc | Infusion Pumps for Sale - Google Chrome1:14:44 AM1:14:50 AM0:00:06

    24Contact Us | Chemyx Inc | Syringe Pump Manufacturer - Google Chrome1:14:50 AM1:15:36 AM0:00:46

    25Thank you! - Chemyx Inc - Google Chrome1:15:36 AM1:15:49 AM0:00:13

    26Google 图片搜索 https://cdn.chemyx.com/wp-content/uploads/2017/07/E_N6000-1.jpg 的结果 - Google Chrome1:15:49 AM1:15:54 AM0:00:05

    27High Pressure Syringe Pump | Temperature & Pressure Control | Chemyx - Google Chrome1:15:54 AM1:15:59 AM0:00:05

    28Google 图片搜索 https://cdn.chemyx.com/wp-content/uploads/2017/07/E_N6000-1.jpg 的结果 - Google Chrome1:15:59 AM1:16:07 AM0:00:08

    29site:www.chemyx.com/ - Google 搜索 - Google Chrome1:16:07 AM1:16:50 AM0:00:43

    30site:www.chemyx.com/ - Google 搜索 - Google Chrome1:17:19 AM1:17:35 AM0:00:16

    31related:www.chemyx.com - Google 搜索 - Google Chrome1:17:35 AM1:17:47 AM0:00:12

    32Syringe Pump - Advanced Precision Programmable Syringe Pumps - SyringePump.com - Google Chrome1:17:47 AM1:18:01 AM0:00:14

    33related:www.chemyx.com - Google 搜索 - Google Chrome1:18:01 AM1:18:15 AM0:00:14

    34Syringe Pump, Syringe Pump Suppliers and Manufacturers at Alibaba.com - Google Chrome1:18:15 AM1:18:48 AM0:00:33

    35Syringe pump - All medical device manufacturers - Videos - Google Chrome1:18:48 AM1:19:23 AM0:00:35

    36Syringe Pump - Advanced Precision Programmable Syringe Pumps - SyringePump.com - Google Chrome1:19:23 AM1:19:28 AM0:00:05

    37related:www.chemyx.com - Google 搜索 - Google Chrome1:19:28 AM1:19:41 AM0:00:13

    38site:www.syringepump.com - Google 搜索 - Google Chrome1:19:41 AM1:20:50 AM0:01:09

    39Google 图片搜索 http://www.syringepump.com/images/Atomizer%20Narrow%20Spray%20Nozzles.jpg 的结果 - Google Chrome1:20:50 AM1:21:06 AM0:00:16

    40重定向声明 - Google Chrome1:21:06 AM1:21:12 AM0:00:06

    41Untitled - Google Chrome1:21:12 AM1:21:17 AM0:00:05

    42SyringePump.com - Ultrasonic Atomizers - Google Chrome1:21:17 AM1:22:19 AM0:01:02

    43The Atomizer Effect - Google Chrome1:22:19 AM1:23:04 AM0:00:45

    44Google 图片搜索 http://www.syringepump.com/images/Atomizer%20Narrow%20Spray%20Nozzles.jpg 的结果 - Google Chrome1:23:04 AM1:23:09 AM0:00:05

    45site:www.syringepump.com - Google 搜索 - Google Chrome1:23:09 AM1:23:19 AM0:00:10

    46site:www.ceramicindustry.com - Google 搜索 - Google Chrome1:23:19 AM1:23:43 AM0:00:24

    47continue pump HPLC - Google 搜索 - Google Chrome1:23:43 AM1:24:07 AM0:00:24

    48syringe pump - Google 搜索 - Google Chrome1:24:07 AM1:24:16 AM0:00:09

    49syringe pump high pressure - Google 搜索 - Google Chrome1:24:16 AM1:25:16 AM0:01:00

    50Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/6/d/csm_nemesys_hdm_kopfbild_1b2693100c.jpg 的结果 - Google Chrome1:25:16 AM1:25:26 AM0:00:10

    51High Pressure Syringe Pump neMESYS 2600N | CETONI GmbH - Google Chrome1:25:36 AM1:25:41 AM0:00:05

    52High Pressure Syringe Pump neMESYS 2600N | CETONI GmbH - Google Chrome1:25:50 AM1:26:29 AM0:00:39

    53Google 图片搜索 http://www.wille-geotechnik.com/files/img-products/Rock/Components/High%20Pressure%20Syringe%20Pump/high-pressure-syringe-pump-%283%29.jpg 的结果 - Google Chrome1:26:29 AM1:26:47 AM0:00:18

    54High Pressure Syringe Pump - APS - Wille Geotechnik - Google Chrome1:27:19 AM1:27:24 AM0:00:05

    55Google 图片搜索 http://www.floxlab.com/content/images/high%20pressure%20syringe%20pump%20BTSP%20series.JPG 的结果 - Google Chrome1:27:24 AM1:27:34 AM0:00:10

    56FLOXLAB, Your supplier of high pressure laboratory instruments - Google Chrome1:27:34 AM1:27:53 AM0:00:19

    57High Pressure Syringe Pump - APS - Wille Geotechnik - Google Chrome1:27:53 AM1:28:02 AM0:00:09

    58Google 图片搜索 http://www.wille-geotechnik.com/files/img-products/Rock/Categories/High%20Pressure%20Syringe%20Pump/high-pressure-syringe-pump.jpg 的结果 - Google Chrome1:28:02 AM1:28:18 AM0:00:16

    59High Pressure Syringe Pump - APS - Wille Geotechnik - Google Chrome1:28:18 AM1:28:23 AM0:00:05

    60FLOXLAB, Your supplier of high pressure laboratory instruments - Google Chrome1:28:28 AM1:28:33 AM0:00:05

    61High Pressure Syringe Pump - APS - Wille Geotechnik - Google Chrome1:28:33 AM1:28:44 AM0:00:11

    62Google Chrome1:28:44 AM1:28:51 AM0:00:07

    63FLOXLAB, Your supplier of high pressure laboratory instruments - Google Chrome1:28:51 AM1:29:08 AM0:00:17

    64Google Chrome1:29:08 AM1:29:16 AM0:00:08

    65FLOXLAB, Your supplier of high pressure laboratory instruments - Google Chrome1:29:16 AM1:29:28 AM0:00:12

    66Google 图片搜索 https://5.imimg.com/data5/GV/PM/GLADMIN-141044/high-pressure-syringe-pumps-500x500.jpg 的结果 - Google Chrome1:29:28 AM1:29:33 AM0:00:05

    67Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/0/2/csm_nemesys_mdm_galeriebild2_5cda9bf9b9.jpg 的结果 - Google Chrome1:29:33 AM1:29:50 AM0:00:17

    68Mid Pressure Syringe Pump neMESYS 1000N | CETONI GmbH - Google Chrome1:30:10 AM1:30:27 AM0:00:17

    69Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/4/b/csm_nemesys_hdm_galeriebild2_cde4b6f5c5.jpg 的结果 - Google Chrome1:30:27 AM1:30:39 AM0:00:12

    70High Pressure Syringe Pump neMESYS 2600N | CETONI GmbH - Google Chrome1:30:39 AM1:30:52 AM0:00:13

    71High Pressure Valve Qmix V HP | CETONI GmbH - Google Chrome1:30:52 AM1:31:41 AM0:00:49

    72Google 图片搜索 http://www.revodix.co.kr/wp-content/uploads/2015/07/nemesys_low_pressure_syringepump_system01_02.jpg 的结果 - Google Chrome1:31:41 AM1:31:50 AM0:00:09

    73Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/0/a/csm_nemesys_mdm_kopfbild_406c03f44c.jpg 的结果 - Google Chrome1:31:50 AM1:32:06 AM0:00:16

    74neMESYS Syringe Pumps | CETONI GmbH - Google Chrome1:32:38 AM1:33:19 AM0:00:41

    75Modular microfluidics & flow chemistry systems | CETONI GmbH - Google Chrome1:33:19 AM1:33:48 AM0:00:29

    76Modular microfluidics & flow chemistry systems | CETONI GmbH - Google Chrome1:34:02 AM1:34:08 AM0:00:06

    77中华试剂网-帮助中心 - Google Chrome1:34:08 AM1:34:13 AM0:00:05

    78Modular microfluidics & flow chemistry systems | CETONI GmbH - Google Chrome1:34:13 AM1:34:23 AM0:00:10

    79syringe pump high pressure - Google 搜索 - Google Chrome1:34:23 AM1:34:56 AM0:00:33

    80FLOXLAB, Your supplier of high pressure laboratory instruments - Google Chrome1:34:56 AM1:35:03 AM0:00:07

    81syringe pump high pressure - Google 搜索 - Google Chrome1:35:03 AM1:37:23 AM0:02:20

    82Google 图片搜索 https://www.kdscientific.com/media/catalog/product/cache/1/image/1800x/040ec09b1e35df139433887a97daa66f/7/8/788337788338.high_pressure_valve_box_image_f.gif 的结果 - Google Chrome1:37:23 AM1:37:49 AM0:00:26

    83Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/2/3/csm_nemesys_xl_galeriebild3_5ca674a605.jpg 的结果 - Google Chrome1:37:49 AM1:38:09 AM0:00:20

    84Valve Boxes for Legato & Legacy Syringe Pumps - Google Chrome1:38:09 AM1:38:27 AM0:00:18

    85Ultra High Pressure Syringe Pump neMESYS XL 7000N | CETONI GmbH - Google Chrome1:38:27 AM1:38:59 AM0:00:32

    86Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/5/b/csm_FestoValveTerminal_HighPressureValve_neMESYS-XL-Pump_daef4b6ff8.jpg 的结果 - Google Chrome1:38:59 AM1:39:24 AM0:00:25

    87重定向声明 - Google Chrome1:39:24 AM1:39:29 AM0:00:05

    88Untitled - Google Chrome1:39:29 AM1:39:38 AM0:00:09

    89Pneumatic High Pressure Valve | CETONI GmbH - Google Chrome1:39:38 AM1:40:07 AM0:00:29

    90Valve Boxes for Legato & Legacy Syringe Pumps - Google Chrome1:40:07 AM1:40:12 AM0:00:05

    91syringe pump high pressure - Google 搜索 - Google Chrome1:40:12 AM1:40:20 AM0:00:08

    92Modular microfluidics & flow chemistry systems | CETONI GmbH - Google Chrome1:40:20 AM1:40:26 AM0:00:06

    93syringe pump high pressure - Google 搜索 - Google Chrome1:40:26 AM1:40:39 AM0:00:13

    94related:www.cetoni.de - Google 搜索 - Google Chrome1:40:39 AM1:41:09 AM0:00:30

    95Startseite Fraunhofer-Gesellschaft - Google Chrome1:41:09 AM1:41:16 AM0:00:07

    96related:www.cetoni.de - Google 搜索 - Google Chrome1:41:16 AM1:41:21 AM0:00:05

    97Startseite Fraunhofer-Gesellschaft - Google Chrome1:41:21 AM1:41:32 AM0:00:11

    98Kamat: Plungerpumpen für Hochdruckanwendungen - Google Chrome1:41:32 AM1:41:41 AM0:00:09

    99Home | elektroniknet.de - Google Chrome1:41:41 AM1:41:48 AM0:00:07

    100Startseite - Leistritz Gruppe - Google Chrome1:41:48 AM1:41:54 AM0:00:06

    101500 Internal Privoxy Error - Google Chrome1:41:54 AM1:41:59 AM0:00:05

    102Hochdruckpumpen, Plungerpumpen, Kolbenpumpen, Industriepumpen, Triplex-Pumpen - Speck-Triplex-Pumpen - Google Chrome1:41:59 AM1:42:06 AM0:00:07

    103FLOXLAB, Your supplier of high pressure laboratory instruments - Google Chrome1:42:06 AM1:42:17 AM0:00:11

    104New Tab - Google Chrome1:42:17 AM1:42:26 AM0:00:09

    105Google - Google Chrome1:42:26 AM1:42:32 AM0:00:06

    106related:http://www.floxlab.com - Google 搜索 - Google Chrome1:42:32 AM1:42:38 AM0:00:06

    107related:www.floxlab.com - Google 搜索 - Google Chrome1:42:38 AM1:43:06 AM0:00:28

    108SP1010 Single High Pressure - Next Advance - Laboratory Instruments - Google Chrome1:43:06 AM1:43:25 AM0:00:19

    109High Pressure Pumps - Google Chrome1:43:25 AM1:44:26 AM0:01:01

    110Home | VIT-FIT Syringe Pump - Google Chrome1:44:26 AM1:44:33 AM0:00:07

    111BFT high-pressure pumps - the BHDT profit centre - Google Chrome1:44:33 AM1:45:29 AM0:00:56

    112BFT high-pressure pumps - the BHDT profit centre - Google Chrome1:45:51 AM1:46:37 AM0:00:46

    113Home | VIT-FIT Syringe Pump - Google Chrome1:46:37 AM1:46:43 AM0:00:06

    114Google - Google Chrome1:46:43 AM1:46:56 AM0:00:13

    115site:en.bft-pumps.com - Google 搜索 - Google Chrome1:46:56 AM1:47:52 AM0:00:56

    116Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/hytron-hochdruckpumpen/vorteile-auf-einen-blick/1/1540-1-ger-DE/11.png 的结果 - Google Chrome1:47:52 AM1:47:59 AM0:00:07

    117ACCESSORIES / Waterjet cutting - BFT - Google Chrome1:48:09 AM1:48:26 AM0:00:17

    118ACCESSORIES / Waterjet cutting - BFT - Google Chrome1:49:10 AM1:49:20 AM0:00:10

    119Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/hytron-hochdruckpumpen/vorteile-auf-einen-blick/1/1540-1-ger-DE/11.png 的结果 - Google Chrome1:49:20 AM1:49:29 AM0:00:09

    120ACCESSORIES / Waterjet cutting - BFT - Google Chrome1:49:29 AM1:49:58 AM0:00:29

    121配件 / 水射流切割 - BFT - Google Chrome1:49:58 AM1:50:07 AM0:00:09

    122Hytron HIGH PRESSURE PUMP / Waterjet cutting - BFT - Google Chrome1:50:07 AM1:50:52 AM0:00:45

    123Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/ecotron-hochdruckpumpen/der-ecotron/4882-6-eng-GB/The-ECOTRON.png 的结果 - Google Chrome1:50:52 AM1:51:21 AM0:00:29

    124Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/ecotron-hochdruckpumpen/der-ecotron/4882-6-eng-GB/The-ECOTRON.png 的结果 - Google Chrome1:51:30 AM1:51:42 AM0:00:12

    125Google 图片搜索 https://2.imimg.com/data2/PY/GF/MY-2722070/intensifier-waterjet-cutting-pumps-500x500.jpg 的结果 - Google Chrome1:51:42 AM1:52:02 AM0:00:20

    126Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/ecotron-hochdruckpumpen/der-ecotron/4882-6-eng-GB/The-ECOTRON.png 的结果 - Google Chrome1:52:02 AM1:52:10 AM0:00:08

    127Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/hypertron-hochdruckpumpen/der-hypertron-r-hochdruckuebersetzer/4987-4-eng-GB/The-HYPERTRON-R-high-pressure-intensifier.png 的结果 - Google Chrome1:52:10 AM1:52:23 AM0:00:13

    128Google 图片搜索 https://2.imimg.com/data2/PY/GF/MY-2722070/intensifier-waterjet-cutting-pumps-500x500.jpg 的结果 - Google Chrome1:52:23 AM1:52:28 AM0:00:05

    129Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/hypertron-hochdruckpumpen/vorteile-auf-einen-blick/5/1623-1-ger-DE/5.png 的结果 - Google Chrome1:52:28 AM1:52:39 AM0:00:11

    130BFT high-pressure pumps - the BHDT profit centre - Google Chrome1:52:39 AM1:53:00 AM0:00:21

    131High Pressure Syringe Pumps | Accurate Small to Large Syringe Pumps - Google Chrome1:53:00 AM1:53:10 AM0:00:10

    132(3) Isco High Pressure Syringe Pump, Model LC 5000 - YouTube - Google Chrome1:53:10 AM1:54:08 AM0:00:58

    133Parker Autoclave Engineers Air Driven High Pressure Pumps and Pump Systems - Google Chrome1:54:08 AM1:54:27 AM0:00:19

    134KDS 410 High Pressure Syringe Pumps - Google Chrome1:54:27 AM1:54:47 AM0:00:20

    135(3) Isco 500D high pressure Syringe Pump - YouTube - Google Chrome1:54:47 AM1:55:26 AM0:00:39

    136Cole-Parmer High-Pressure (HP) Syringe Pumps from Cole-Parmer - Google Chrome1:55:26 AM1:55:32 AM0:00:06

    137Hytron HIGH PRESSURE PUMP / Waterjet cutting - BFT - Google Chrome1:55:32 AM1:55:42 AM0:00:10

    138Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/ecotron-hochdruckpumpen/der-ecotron/4882-6-eng-GB/The-ECOTRON.png 的结果 - Google Chrome1:55:42 AM1:55:48 AM0:00:06

    139Google 图片搜索 http://en.bft-pumps.com/var/bft/storage/images/wasserstrahlschneiden/ecotron-hochdruckpumpen/vorteile-auf-einen-blick/a5/1222-1-ger-DE/a5.jpg 的结果 - Google Chrome1:55:48 AM1:55:53 AM0:00:05

    140BFT high-pressure pumps - the BHDT profit centre - Google Chrome1:55:53 AM1:56:02 AM0:00:09

    141related:www.floxlab.com - Google 搜索 - Google Chrome1:56:02 AM1:56:22 AM0:00:20

    142site:www.floxlab.com - Google 搜索 - Google Chrome1:56:22 AM1:56:48 AM0:00:26

    143related:www.cetoni.de pump - Google 搜索 - Google Chrome1:56:48 AM1:56:53 AM0:00:05

    144site:www.cetoni.de pump - Google 搜索 - Google Chrome1:56:53 AM1:58:17 AM0:01:24

    145steel syringe - Google 搜索 - Google Chrome1:58:17 AM1:58:32 AM0:00:15

    146steel syringe high pressure - Google 搜索 - Google Chrome1:58:32 AM2:00:18 AM0:01:46

    147Google 图片搜索 https://www.cetoni.de/fileadmin/_processed_/4/b/csm_nemesys_hdm_galeriebild2_cde4b6f5c5.jpg 的结果 - Google Chrome2:00:18 AM2:00:23 AM0:00:05

    148Google 图片搜索 https://assets.fishersci.com/TFS-Assets/CCG/product-images/F135651~p.eps-650.jpg  的结果 - Google Chrome2:00:23 AM2:00:29 AM0:00:06

    149重定向声明 - Google Chrome2:00:29 AM2:00:38 AM0:00:09

    150KD Scientific Stainless-Steel Syringes :Pumps and Tubing:Pumps - Google Chrome2:00:38 AM2:01:54 AM0:01:16

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    非常遗憾,文章过长,无法发布,只能删除中间的部分。

    580The HP/Agilent Co-axial sheath-liquid flow CE-MS interface - 2 - Google Chrome4:37:08 AM4:37:17 AM0:00:09

    581The HP/Agilent Co-axial sheath-liquid flow CE-MS interface - 3 - Google Chrome4:37:17 AM4:37:23 AM0:00:06

    582The HP/Agilent Co-axial sheath-liquid flow CE-MS interface - 1 - Google Chrome4:37:23 AM4:44:41 AM0:07:18

    583The HP/Agilent Co-axial sheath-liquid flow CE-MS interface - 1 - Google Chrome4:44:41 AM4:44:42 AM0:00:01

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