用四极质量分析仪对碳化硅颗粒表面吸收的气体进行了分析，获得了碳化硅颗粒的表面化学成分。
The gases absorbed on the surface of SiC particles are analyzed with the quadripole mass analyzer.
利用纤维质量分析仪，测试了纤维的平均长度、卷曲和纽结指数；
The properties of aramid fibre and pulp for sheet making and the effect of pulp weight proportions in sheet composition were investigated.
本文介绍了电能质量的基本概念，阐述了当前电能质量分析仪的国内外研究现状。
The thesis introduces the basic concept of power quality, and expounds the current research situation of analysis instrument for power quality.
介绍了以工业控制计算机为核心的电能质量分析仪，阐述了仪器的工作原理和设计要点。
In this paper the development of power line harmonic analyzer based on ind us-trial PC is introduced, and the working principle and design method are given.
并阐述了如何利用该仪器实现供电系统谐波的自动测量，实践证明，U900F便携式电能质量分析仪的应用不但简化了谐波测量，同时也提高了测量精度。
Meanwhile, how to use this device to measure power system harmonic is discussed also. Using U900F Instrument can improve the precision of measure and make the measure fairly simple.
并阐述了如何利用该仪器实现供电系统谐波的自动测量，实践证明，U900F便携式电能质量分析仪的应用不但简化了谐波测量，同时也提高了测量精度。
Meanwhile, how to use this device to measure power system harmonic is discussed also. Using U900F Instrument can improve the precision of measure and make the measure fairly simple.
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