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Terms for subject Oil / petroleum containing 下 切 | all forms | in specified order only
ChineseEnglish
下切作用downcutting
下切侵蚀downcutting
下行切变波downgoing shear event
下行剪切波downgoing shear event
井下套管切割器section mill
下切割割炬underwater cutting blowpipe
下切管机underwater pipe cutter