短语词组短語Vaned wheel 葉輪vaned outlet 葉片出口風vaned diffusers 風機擴壓導流片vaned drum 帶葉片的轉筒vaned disc 圓磐葉片式vaned diffuser 葉片擴壓器；葉片式擴散器vaned diffusor 葉片擴壓器vaned damp 葉片減振器vaned volute 有葉蝸殼 返回 vaned