恒压卷恒铜刷握良好的滑动接触特性，噪音小，免干扰。

Constant Volume Constant copper brush sliding contact characteristics of a good grip, noise, interference-free.

youdao

虽然这些道具提供移动至它的功率，在它的主体弹簧加载鳍对管内做轻刷，只是为了保持该散装机器人的接触它。

While those props provide the power to move it, spring-loaded fins on its body do lightly brush against the inside of the pipe, just to keep the bulk of the robot from contacting it.

youdao

弧刷的接触阻抗会产生问题(局部温升，噪声偏移等等)。

The resistance of the wiper contact will cause problems local heating, noise offsets etc.

youdao