短語詞組短語Rolling mill bearing 軋機軸承rolling g bearing 滾動軸承small rolling ball bearing 小型球軸承Rolling mill bearing seat 軋機軸承座rolling element bearing fault 滾動軸承故障rolling -bearing 滾動軸承rolling isolation bearing 基礎(chǔ)滾動隔震支座reversible rolling mill bearing 可逆軋機軸承rolling elements bearing 滾動軸承 返回 rolling bearing