2.4 Runner圖片（共1張） :

        Runner is a cylindrical disk mounted on a shaft on the periphery of which a number ofbuckets are fixed equally spaced, as shown in Fig.2.3.The blades, also called buckets, look like twin hemi-ellipsoided cups joined in the middleby means of a ridge. This ......（本文共 1450 字, 1 張圖）     [閱讀本文] >>