coring
n.去除中心部份,地层中取出之圆形岩石样品
难易程度:
coring为短语/超纲词汇
1. The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.
地质学家需要知道钻头已达到什么样的岩层了, 所以时时要用取钻芯头那样.
2. The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.
地质学家需要知道钻头已以到达什么样的岩层，因此时常要用芯钻头取样。
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地质学家需要知道钻头已达到什么样的岩层了, 所以时时要用取钻芯头那样.
2. The geologist needs to know what rocks the drill has reached, so every so often a sample is obtained with a coring bit.
地质学家需要知道钻头已以到达什么样的岩层，因此时常要用芯钻头取样。
更多句子>>>
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