rotary drilling swivel的意思|示意
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旋转钻井水龙头
rotary drilling swivel的网络常见释义
旋转钻井水龙头 ... 漩涡流量计：Wortex flowmeter 旋转钻井水龙头：rotary drilling swivel 旋转钻：rotary bit ...
rotary drilling swivel相关短语
1、 rotary y drilling swivel 旋转钻井水龙头