短語詞組短語cup current -meter 杯形流速計(jì)current -meter calibration 流速儀檢定hydrometric current -meter 流速計(jì)reference current -meter 參證流速儀Current -meter propeller 螺槳流速計(jì)acoustical current -meter 聲響式流速計(jì) 返回 current-meter