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Terms for subject Drilling containing COVER | all forms | exact matches only
EnglishChinese
blank cover盲板盖板
channel cover泥浆槽盖板
clean-out cover清砂孔盖板
cover hole按井网钻井
cover plate阀盖
cover the hole把井口盖住
cover thickness盖层厚度
engine cover引擎罩
gas operated cover气动取心器
gland cover密封盒压盖
hole cover探区井网
hole cover井口盖帽
protecting cover护罩
valve cover阀缸盖

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