... drill pipe clamp 钻杆夹持器 drill pipe coupling 钻杆接箍 drill pipe electric log 钻杆电测井 ...
基于80个网页-相关网页
... coupling with corrugated pipe 波纹管联轴器 drill pipe coupling 钻杆接箍; 钻管联接器 flexible pipe coupling 挠性管节 ...
基于1个网页-相关网页
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