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有用的機(jī)械英語圖片 |
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鉆頭
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鉆井設(shè)備拆解
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鉆井平臺的基本構(gòu)造
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鉆井平臺
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塔吊的構(gòu)造
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螺栓的種類
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煉油廠煉油的過程
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焊接類型
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Wellhead 和 x-mass tree
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