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轴承F623ZZ轴承_微型球轴承_深沟球轴承_
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轴承F623ZZ轴承_微型球轴承_深沟球轴承_
Website URL:
http://www.3721bearing.com/sell/show-33295.html
Category:
Kitchen Furniture
轴承密封型式的选择:轴承的润滑可分为油润滑和脂润滑。油润滑轴承一般是选用形式轴承,脂润滑轴承一般选用防尘盖或橡胶密封件密
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