短语词组短語swing -arm type feed mechanism 擺臂型進給機搆Swing -arm lifting platform 擺臂式工作平台hydraulic swing -arm press [機]液壓懸臂壓機S -haped ingle wing-Arm Towel Rack 上原實業有限公司Single -Arm Swing 單臂擺擧 返回 swing arm