英语词汇“back-up roll bearing”的读音、翻译、释义、用法及例句-开邑网

词汇	back-up roll bearing
释义	back-up roll bearingback-up roll bearing1.■支承辊轴承
随便看	laying off laying of line laying of pipes laying of second track laying on meat laying on of hands laying-out laying-out bench laying out table laying panel laying performance laying period laying rate laying ration laying reel laying season laying slack laying table laying-up machine laying-up reel laying work lay in stores for lay into lay it on the line lay it on thick

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