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bottom hole sampler例句_bottom hole sampler英汉例句_bottom hole sampler双解例句_按摩法牛津词典
按摩法牛津词典

bottom hole sampler

B 开头单词

常见例句

    双语例句

  • The sand bailer is also used as a bottom hole sampler.
    捞砂筒也可用作业井底取样器。
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