Cap bolts (bolts joining housing cap and base) for SNL plummer block housings of strength class 8.8 Are supplied as standard.是什么意思_Cap bolts (bolts joining housing cap and base) for SNL plummer block housings of strength class 8.8 Are supplied as standard.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句