介绍了型式认可试验和工厂例行检验中有关信息技术设备的保护连接导体电阻的测量方法，以及在某些特殊设备上的应用。
The text introduced the test method and application in some special instances about Information technology equipment Protective Bonding Conductor in Type test and Routing test.
介绍了机械密封常规性能参数和特殊性能参数的测量技术，分析了常用测量方法的优缺点。
Measurement techniques used frequently for the performance parameters of mechanical seal are presented and the features of various measurement methods are discussed.
此外，作者还就氮氧化物实船测试中的特殊情况进行了分析，指出实船测试与台架试验中的主要差别，并提出了几种可供参考的废气、发动机、燃油参数的测量方法。
The mainly deference between on-board test and bed test is pointed out. Several available measure methods of exhaust gas, engine and fuel oil's parameter are also brought forward.
这是在考虑到国内外现有的光纤几何参数测量方法的缺陷，针对空芯光纤的特殊问题而提出的。
It is proposed especially for the hollow-core optical fibers, considering the defect of the present measurement techniques.
这是在考虑到国内外现有的光纤几何参数测量方法的缺陷，针对空芯光纤的特殊问题而提出的。
It is proposed especially for the hollow-core optical fibers, considering the defect of the present measurement techniques.
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