久久国产欧美日韩精品,日韩国产精品久久久久久亚洲,99视频精品全部免费免费,91精品国产综合久久走光

換向器和炭刷應(yīng)無脂或其他污物.Commutator and brushes shall be free of grease, or other contaminants.使用歐姆計,檢查在換向器之間電阻.Using an ohmmeter check the resistance between the segments of the commutator.如果不是的話, 那一定是換向器表面有問題了.If not, the troubl...

“換向器”的英語可以翻譯為：[電工] commutator ...

“換向器”的拼音為：huàn xiàng qì...