The destructive mechanism of self-drilling screws connection is recorded in the test.

试验结果表明：自攻自钻螺钉群连接件具有“群体折减效应”。

youdao

As the early morning of 23, the team found workers were self-drilling, grouting, installation, transportation equipment, and other operational risks 11 are to be corrected.

截止23日早班，该队职工共自查出打钻、注浆、安装、转运设备等操作上的隐患11条，均得以改正。

youdao

Furthermore, since the stud and wallboard are connected by self-drilling screws, the fastening pieces between steel and wallboard tests are taken to get the shear rigidity.

由于墙板和立柱是通过自钻螺钉连接在一起，因此对钢板-墙板之间由自钻螺钉相连的抗剪性能进行了试验研究，得到了连接件的剪切刚度。

youdao

Many self-labeled "fractivists" say drilling ruins drinking water and farms think the fictional disaster spun in the Matt Damon vehicle "Promised Land" and makes no sense, since it's possible to quickly transform our society to one that's powered by clean, renewable energy such as wind and solar.

WSJ: Celebrity 'fractivists': True advocates or NIMBYs?

They hope to restructure some of the debt and rationalize the drilling to create a self-sustaining company where operating cash flow is sufficient to run 20-25 rigs full time in the Mississippian where SandRidge has drilling rights on over 2 million acres.

FORBES: Tom Ward Of SandRidge Energy: Another CEO That's Got To Go

Quiet and intense, O'Neill described himself recently as a "free-ranging, self-admitted maverick, " but he's also a wonk, drilling down into the details of a problem personally until he finds what he wants.

CNN: Turnaround Guy