所属栏目:水力发电厂自动化设计
6.2.1 As each of the oil pressure system,used as the servomotor oil source for butterfly valve,spherical valve and ring gate,is equipped with two oil pumps,the pumps shall be in a lead-lag control arrangement and the main and standby motors shall be autom ......(本文共 4399 字 ) [阅读本文] >>