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Cov khoom

Take-up roller bearing units muaj ib tug kheej kheej los yog tapered cov menyuam bearing mounted nyob rau hauv ib tug uas tsis yog-split cam khwb cia hlau vaj tse uas yuav mounted rau feem ntau coj-up thav ntawv nyob rau hauv lub khw. Cov chav nyob yog kaw thiab lubricated thiab npaj siv.
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