ultrasonic velocity measurement principle的意思|示意
超声波测速原理
ultrasonic velocity measurement principle的网络常见释义
超声声速测定原理 关键词：牛乳成分；超声声速测定原理；电子检测仪器 [gap=831]Key words~milk composition；ultrasonic velocity measurement principle；electronic detector
ultrasonic velocity measurement principle相关短语
1、 ultrasonic transmission velocity measurement principle 超声波声速测定原理
ultrasonic velocity measurement principle相关例句
This paper introduced the flow measuring principle of time-difference method of ultrasonic flow meter and the flow calculating method in flow measurement with velocity instrument.
论述了流速仪法测流及水轮发电机组现场效率试验的原理和计算方法。