double row ball journal bearing

轴承英语词汇 - 豆丁网 ... double-row ball journal bearing 双列径向滚珠轴承 ? double-row bearing 双列轴承 ? ...

... double rotor steam turbine 双转子汽轮机 double-row ball journal bearing 双排滚珠轴承 double-row runner 双转轮 ...