你的等级随着时间的过去将会减少，因此，借由以一般的方式拜访你的主题获得来自他们的最好试而且维持它是最好的。
Your rating will decrease over time, so it is best to try and sustain it by visiting your subjects on a regular basis to obtain the best from them.
作为模块开发者，一般来说有两个等级的API你应当支持：最近一次较大发布版本的API和源控制中最新的API。
As a module developer there are generally two levels of APIs that you should support: the APIs of the last big release and the latest APIs in source control.
你所维修过的电机的绝缘等级一般是多少？
What is the normal insulation class of the motor you receive ?
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