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.

在发现漏油几天后，路易斯安那州的钢铁工人开始建造这个近70吨重的钢盖。漏油发生在和钻井平台相连接的一个受到损害的油井。

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If you can't observe in the shade of trees or walls, you might rig a tarpaulin to shield your site.

如果你无法在树或墙的影子下观测，你可以用防水布搭建一个观测场。

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Rig Supervisor is responsible for providing training, consultation and on-site support necessary to ensure compliance with this program.

起重主管负责提供培训、咨询和现场的必要的支持，保持该程序的履行。

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