煤矿机械英语每日一句！8.8代表的世界难题已攻克，你还不知道？-

1.1.Today’s sentence今日学习

The 8.8-meter coal face is now reportedly the highest working face in the world, and its shearer, hydraulic support, conveyor, transportation vehicle and auxiliary adit have set national and world records，and push forward the development of large-mining-height complete equipment both at home and abroad The adoption of advanced homemade equipment and employment of digital and intelligent technologies help increase unit output of the working face, allowing Shangwan Coal Mine to further improve operational efficiency and value creation, which is conducive to building a 16-million-ton coal mine that leads the world in output, efficiency and benefits from a single coal face. 

据报道，8.8米超大采高一次采全高综采工作面是世界上唯一一个采用这个高度的工作面。使用的采煤机、液压支架、刮板运输机、运输车辆和运输平硐都创造了国内外记录，并推动了超大采高综采智能设备的发展。这套国产的先进设备和智能技术的使用提高了单井单面的产量，提升了上湾煤矿的效率和效益，并使其成为1600万吨特级安全高效矿井。

1.2. Structure结构

1.National and world records 国内外记录

2. adoption and use 使用

3.homemade 国产的

1.3. Origin 原句

The 8.8-meter coal face is now reportedly the highest working face in the world, and its hydraulic support, conveyor, transportation vehicle and auxiliary adit have set national and world records. The adoption of advanced homemade equipment and employment of digital and intelligent technologies help increase unit output of the working face, allowing Shangwan Coal Mine to further improve operational efficiency and value creation, which is conducive to building a 16-million-ton coal mine that leads the world in output, efficiency and benefits from a single coal face. -Shendong Unveils World’s First 8.8-Meter Large-Mining-Height Coal Face(今日一句加入了shearer.)

Q：EPC-国际工程与国内工程的区别？