Do not engage in horseplay or practical jokes at rigsite.
井场上不允许胡闹或搞恶作剧。
2
Wear earmuffs in designated areas of high noise levels on the rigsite.
在井场上的高噪音区要戴护耳罩。
3
Steel workers in Louisiana began building the nearly 70-ton cap in the days after the leak was discovered at the site of a damaged well that had been connected to an oil rig.