一句英文求助? As long as the instrument air supply works properly, and as long as the pneumatic lockup valve works properly, a valve with FLO action will basically work the same as a valve with FO action. 只要仪表风的供应和气关阀工作正常,阀的FLO动作将与FO动作基本一致。查看更多7个回答 . 1人已关注