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V 开头的英语单词（共 54,357 个）
valve drive mechanism
气门驱动机构
valve driving mechanism
[网络] 阀传动机构
valve effect
整流效应;阀效应;单向导电性
valve elbow
带阀弯头
valve electrocardiograph
电子管式心动电流描记器
valve electrode
[化] 阀电极
valve electronics
阀电子学
valve ellipse
阀椭圆
valve enclosure
气门室
valve end
[化] 阀头
valve envelope
电子管外壳
valve event
气门动作
valve events
阀动作
valve exhaust
排气门
valve extractor
气门拆卸器
valve face
阀面,气门面
valve face grinder
阀面磨机
valve facing
磨阀面
valve failure
气门损坏
valve failure alarm
阀故障警报
valve filament circuit
电子管灯丝电路
valve firing
阀触发
valve fishing tool
气门吊装工具
valve fitting
阀门辅助配件
valve flap
阀瓣
valve float
浮阀
valve flow
阀流
valve flow performance
活门流量性能