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Terms for subject Drilling containing 器件 | all forms
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封隔器密封件变形packer deflection
封隔器密封元件packing element
封隔器密封元件packer element
接触器电热元件contactor heater
消耗性器材备件consumable supplies
滚子扩眼器切削件rolling reamer cutter
电器元件electric element
汽车电器配件harness
管下扩眼器切削件underreamer cutter