This paper introduces the working principles and characters of microwave level instrument, gives its selective principles and some votes in installation.
本文介绍了微波物位仪的工作原理及特点，给出了选用原则，安装注意事项。
The article introduces the main characters, working principles, the application of CP2102 in Motor Protector; provides some schematic diagrams and data flow charts.
本文介绍了CP 2102主要特性、工作原理及其在智能电动机保护器中的应用，给出了部分原理图和数据流图。
The working principles, structures and characters of these two kinds of mixing systems are analyzed in the article. A new type of abrasive jet named as abrasive suspension jet is also introduced.
分析两者的工作原理、系统结构和特点，并介绍一种新型磨料射流——磨料浆体射流。
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