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 ...
在去剧院的路上,让我们到小酒馆匆匆喝口酒.Let's call in the pub for a quick one on the way to the theatre.有无数小酒馆.There are as many taverns as you can shake a stick at.他从不进小酒馆.He never stopped in the taverns....
The somewhat acid flavour is caused by the presence of lactic acid.这种微酸的味道是因为含有乳酸造成的。Lactic acid is an important organic acid of industrial importance.乳酸是一种具有重要工业价值的有机酸。Acid production of lactic acid bacteria is sufficie...