根据光纤陀螺的检测原理，分析了该测试方法与角振动台测试法的等效性。
This method was compared with the dynamic test turn table method based on the principles of the gyroscope detection method.
本文从理论上阐述了基于噪声的有源测向原理，仿真分析和等效试验分别验证了噪声有源测向原理的正确性和有效性。
In this paper, the active direction finding principle based on noise is discussed in theory, and the results of simulation and equivalent experimentation show its validity.
阐述了循环 水泵变频调速的节能原理，提出 离心 水泵相似定律的适用性和等效率曲线概念。
Presents the energy saving principle of a frequency-controlled pump and points out the applicability of the law of similitude for centrifugal pumps and the conception of constant efficiency curves.
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