Introduces the rationale and techniques of common normal length measurement in the test and mapping of parameters for gears.
介绍了齿轮精度检测和齿轮参数测绘中用公法线长度测量的基本原理和基本方法。
The test shown that the electric igniting parameters and igniting time of this kind of fuse head with a wrapper on its bridge wire are both better than that of common bridge wire fuse head.
试验证明，这种涂覆式桥丝电点火头的电发火参数和发火时间的精度均有所提高。
Spectral parameters of common carotid artery and indexes of blood test at thyroid.
患者的甲状腺段颈总动脉测量频谱参数及验血指标。
According to the test parameters, the performance of the heat pump is better than the common air conditioning unit.
通过实验验证，地下水源热泵系统以及地埋管系统均比户型空调机组的性能系数高。
According to the test parameters, the performance of the heat pump is better than the common air conditioning unit.
通过实验验证，地下水源热泵系统以及地埋管系统均比户型空调机组的性能系数高。
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