叙述了涂层金属耐腐蚀性的几种电化学测定方法，例如直流电阻法、交流阻抗法、电位时间法、充电曲线法。
Several electrochemical determination methods to test the corrosion resistance of coated metals were described, such as DC resistor, AC resistor, potential time and charging curve.
阐述了三相异步电动机杂散损耗的测定的几种方法，通过不同的测法分析了杂散损耗的大小，最后通过直流机反转法试验杂散损耗，进行测定分析。
The paper descirbes several methods for the measurement of the stray loss of thee-phase asynchronous motor, and analyzes the amount of thray loss by using different measuring ways.
摘要：在同工况条件下，测定了脉冲供电和直流供电的伏安特性曲线和除尘效率。
Abstract: Under the same working condition, the volt ampere characteristic curve and the dust removal efficiency of the pulse power supply and DC power supply are determined.
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