... 降低的频率 underfrequency 降温速率 rate of temperature fall 交变 alternation ...
双语例句
1
The application of special polyurea grease for motor can make the operating temperatureof motor bearing fall down obviously and the failure rate of motor reduce also.
采用电机专用聚脲基脂后,电机轴承工作温度明显下降,电机故障率明显减少。
2
The rateoffall-off of the interfacial residual stress with the rise of the annealing temperature is different in the two systems.