• 绿色和平组织有毒电子废品专家西·哈雷尔(Casey Harrell)说:这些产品的设计初衷应考虑到报废问题。

    'They are designed for obsolescence,' says Casey Harrell, an expert on toxins and e-waste with Greenpeace.

    youdao

  • 钻井施工作业中,钻具导致螺杆马达工作失效,导致螺杆钻具报废严重影响了正常钻井作业。

    During drilling process, screw drill motor sometimes doesn't work properly or even seriously damaged because of sand jamming.

    youdao

  • 、套管垢沉积、注原因造成钻杆,导致油水井报废

    Many reasons like out sand, deposition of case dirty, falling things and cement injection can cause the drill pipe sticking and the well abandoned.

    youdao

  • 11继迪那-1超高压盐水报废后,布的一口预探井

    Well Dina-11 is a newly planed exploratory well, as the former Dina-1 was abandoned because of pipe sticking in the salt-water formation with ultra-high pressure.

    youdao

  • 11继迪那-1超高压盐水报废后,布的一口预探井

    Well Dina-11 is a newly planed exploratory well, as the former Dina-1 was abandoned because of pipe sticking in the salt-water formation with ultra-high pressure.

    youdao

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