有关阀门执行机构? actuator: T y p e ...........................................................Spring D iaph r ag m M odula ting o r O N/OFF ...............................Modulating Failure Position...........................................FLO d P for Sizing ...............................................6.00 M Pa Hand W he e l ................................................No 红色字体的翻译不太确定,请高手指点!APPRECIATE 查看更多3个回答 . 4人已关注