英语词汇discharge valve cover怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	discharge valve cover
释义	discharge valve cover 简明释义放泄阀盖网络释义 1 ?放泄阀盖 ... discharge tube rectifier 放电管整流器 discharge tube 卸料管 discharge valve cover 放泄阀盖 discharge valve seat 放泄阀座 21世纪教育网 ... 短语 1 discharge e valve cover 放泄阀盖双语例句 1 The utility model can prevent the discharge-orifice steel columns of the upper draining valve cover from cracking, increase the service life of oil-well pumps, and lower oil-production cost. 本实用新型可防止抽油泵在采油过程中上排出阀罩出油孔筋柱裂断，提高抽油泵的使用寿命，降低采油成本。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。