graphite holder
常見例句
- Mainly specialized in the production of brush for motor and brush holder assembly, various kinds of special graphite, ceramics and composite materials.
主要生產(chǎn)電機(jī)用電刷及刷架總成產(chǎn)品、各種特種石墨、陶瓷以及復(fù)合材料。
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