“相位差”用英语怎么说？

在实践中有三种方法来获得相位差.In practice there are three methods of accomplishing this phase difference.本论文的研究对象是相位差法超声波流量计.The intention of this article is phase difference ultrasonic flowmeter.信噪比高, 相位差小, 具有较高的动态分辨率.High signal to ...

“相位差”的拼音为：xiàng wèi chā...