Radio and TV noises and channel setting anomalies were duplicated in a laboratory experiment using a Van de Graaff electrostatic generator utilizing frictional electricity.
我们在实验室中利用范德格拉夫静电发电机用磨擦生电的方法，证实了这些收音机和电视的噪音以及频道混乱现象的存在。
With oil, gas, water as working fluids, the experiment studies of frictional pressure drop characteristics of oil gas, gas water two phase flow in vertical helically coiled tubes were carried out.
分别以油气、气水为工质，对立式螺旋管内气液两相流的摩擦阻力特性进行实验研究。
With oil, gas, water as working fluids, the experiment studies of frictional pressure drop characteristics of oil gas, gas water two phase flow in vertical helically coiled tubes were carried out.
分别以油气、气水为工质，对立式螺旋管内气液两相流的摩擦阻力特性进行实验研究。
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