英汉对照参考资料(11)
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引用本文：林剑秋.英汉对照参考资料(11)[J].钻探工程,1984,(6):63-63,61.
. [J]. Drilling Engineering, 1984,(6):63-63,61.
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林剑秋
中文摘要:The HYDRA-DRILL is as simple and eary to operate as your power lawn mower. Th
 
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