光度计粉尘质量浓度测量法具有快速、简便和能够连续测定等特点，是目前广泛采用的一种粉尘质量浓度测量方法。
The dust mass concentration measurement based on photometer measurement is widely used nowadays because of its fast, simple and continuous working features.
本文采用电学测量法对刮膜式分子蒸馏过程中蒸发壁面上液膜的连续性和液膜厚度进行了实验测量。
Secondly, the electric measurement was adopted in this paper to study the liquid's film continuity and thickness on the evaporating wall of WFMD.
本文对超声波油膜厚度测量法进行了探讨。它包括脉冲反射法和连续波法。
Ultrasonic method for oil film thickness measurement is discussed in this paper, including the pulse echo method and the continuous wave method.
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