graphite-containing bearing
graphite-containing bearing 含石墨的轴承 ; 含石墨的 ; 含青灰的轴承 Precision graphite bearing 精密石墨轴承 ..
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graphellote-containing bearing
... wheel bearing轮轴轴承 graphellote-containing bearing含青灰的轴承 self-aligning bearing曲面轴承,自位轴承 ...
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