The accuracy of the experiment is improved greatly.
使该实验精度大为提高。
A self - made instrument for measuring time is introduced. The method of measuring time in Milton oil experiment is improved and the result is compared with the method.
本文介绍了一种自制的时间测量仪，利用此仪器改进了密立根油滴实验的时间测量方法并对测量结果和方法进行了比较。
The former equipment system of gas explosion experiment is improved. The gas explosion experiments are made by the high speed photography in the different concentration of gas in the air.
改进已有的瓦斯爆炸实验系统，采用高速摄影法进行了不同浓度瓦斯爆炸实验。
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