carbon brush造句

1、The negative carbon brush damage often occurs in operation.
运行中负极电刷易受损伤。

2、Start with the motor protection. carbon brush failure and use of time tips.
具有马达启动保护，碳刷故障及使用时间显示。

3、The carbon brush sees to be misaligned. Please check it again.
碳刷似乎未对准，请再检查一下。