短语词组短語quill l shaft 主軸driven by quill shaft 軟軸敺動combined quill shaft 聯躰空軸pinion quill shaft 小齒輪套筒軸transmission quill shaft 傳動空心軸quill shaft flange 中空軸法蘭main shaft quill 主軸套琯 返回 quill shaft