heavy-duty bearing

轴承行业专业... ... head bearing 止端轴承 heavy-duty bearing 重载轴承 hydrodynamic journal bearing 液体动压轴承,油膜轴承 ...

... Design of 309N heavy-duty bearing; 重载荷轴承309N的设计 ) heavy-duty bearing 重载荷轴承 ) bearing load 轴承载荷 ...