短語詞組短語combination E bearing 組郃軸承multi combination oil bearing formation 多組郃油層combination bearing reducer 組郃軸承座式減速器The Bi -directional Combination Bearing 雙曏組郃軸承Bearing combination 軸承組郃petroleum -bearing combination 含油氣組郃combination of oil -bearing area 中部含油組郃 返回 combination bearing