石油英语词汇
递减直至消失 taper off尖灭 taper out锥形销 taper pin锥形管螺纹 taper pipe thread锥度塞规 taper plug gauge锥度比 taper ratio变径钢丝绳 taper rope打捞公锥 taper tap带内锥面的金刚石钻头 taper wall bit带内锥面的金刚石扩孔器 taper wall core shell锥管螺纹 taper-thread锥形工具 taper-type dropper锥形的 tapered锥形组合 tapered array直径分段减小的套管柱 tapered casing string锥形孔道断面 tapered channel导流能力逐渐减小 tapered conductivity带锥度的连接 tapered connection锥形取心钻头 tapered core bit带锥度的螺纹连接 tapered coupling锥形螺帽 tapered cup nut塔式钻铤组合 tapered drill collar string变径钢丝绳；级次钢丝绳 tapered drilling line斜型母螺丝 tapered female thread锥形玻璃管 tapered glass tube语际翻译 版权所有
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