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lithium battery raw material
Selling leads
... by speed governing (or changing) clamps or adjusting ( or changing) end cover. 2. Top and bottom covers are drove by two cylinders, moving ...
2025-04-30 18:14:36
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... end covers are drove by two cylinders, moving elastically. 3) The cover is made of cooper material, having good heat effectiveness and saving ...
2025-04-30 18:14:36
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