推杆密封环
词语: 推杆密封环
解释: rod packing
词典: 纺织专业汉英词典
推杆密封环 相关解释
rod packing 〔名词〕抽油杆密封环,推杆密封环
rod packing 〔名词〕抽油杆盘根
rod packing 〔名词〕推杆密封环
推杆密封环 〔名词〕rod packing
推杆密封环 rod packing
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