tapered drilling line的意思|示意
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英 / /
变径钢丝绳
tapered drilling line的网络常见释义
变径钢丝绳 ... tapered drill collar string 塔式钻铤组合 tapered drilling line 变径钢丝绳；级次钢丝绳 tapered female thread 斜型母螺丝 ...
级次钢丝绳 ... tapered drill collar string 塔式钻铤组合 tapered drilling line 变径钢丝绳；级次钢丝绳 tapered female thread 斜型母螺丝 ...