弹簧平衡型、气动膜片或活塞，执行机构对于开关阀是首选的。
Spring opposed , air operated diaphragm or piston, actuators are preferred for on-off applications.
气动执行机构采用活塞式气缸及曲臂转换结构，输出力矩大，体积精小。
The use of pneumatic actuator cylinder piston and crank conversion structure, output torque, small size fine.
它由气动活塞式执行机构和O型球阀组成，阀芯采用圆柱形通孔球体。
It consists of pneumatic piston actuator and the composition of O-type ball valve, valve core sphere using cylindrical hole.
气动活塞式执行机构可分为单作用和双作用两种。
Pneumatic piston actuators can be divided into single and double acting two.
气动活塞式执行机构可分为单作用和双作用两种。
Pneumatic piston actuators can be divided into single and double acting two.
应用推荐