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V 开头的英语单词（共 54,357 个）
variable-cost pool
变动成本积累
variable-cost ratio
变动成本比率
variable-cycle operation
[电] 可变周期操作
variable-datum boost control
变基准加力控制
variable-definition
变量定义
variable-delay coincidence
可变延迟符合
variable-delivery rotary pump
可变排量旋转泵
variable-delivery rotory pump
[化] 可变排量旋转泵
variable-density
浓淡变化
variable-density disk
可变密度盘
variable-density display
浓淡变化展示
variable-density filter
变密度滤光器
variable-density log
浓淡变化测录
variable-density record film
变密度记录胶卷
variable-density record section
变密度记录剖面
variable-density recording
变密度制录音;疏密录音;可变密度制录音
variable-density sound track
密度调制声道
variable-density system
疏密制;变密度制
variable-density track
[电] 可变密度轨迹
variable-density wind tunnel
变度风洞;变密度风洞
variable-depth opener
变深度开沟器
variable-depth sonar
[电] 可变深度声纳
variable-depth sonar (vds)
可变深度声纳
variable-diameter lifted bed
变径阴双层双室浮床