短語詞組短語drop -hanger bearing 懸掛軸承hanger bearing assembly 懸管軸承組合dro -hanger bearing 懸掛軸承elevator hanger bearing 鏈耙吊架軸承post hanger bearing 柱式吊架軸承longitudinal wall hanger bearing 墻托架軸承;墻托架 返回 hanger bearing