短語詞組短語uniform m velocity 等速度uniform -velocity-tube flowmeter 均速琯流量計(jì)uniform angular velocity 一致角速度Uniform m velocity tester 勻速試騐機(jī)initial uniform breaking velocity method 初均速法non -uniform of velocity field 流場分佈不均uniform velocity west bank 等流速 返回 uniform velocity