n.可变面积流量计,可变截面流量计 float type area flow metre: 浮子式面积流量计variable area flow meter: 变截面流量计variable-area flow: 变截面流动variable-area flow meter: 变截面流量计variable area type flow meter: 可变面积式流量计下载手机词典可随时随地查词查翻译