知識貝殼
知識貝殼
所屬欄目：水輪機與水泵專業英語
To feed water to these nozzles, a distributor is provided which is a pipe attached to theend of penstock. For a two-nozzle horizontal shaft layout, the distributor is Y-shaped withbends being attached to the two arms of the bifurcate for mounting the inje ......（本文共 681 字 , 2 張圖） [閱讀本文] >>