高速阀, 快关阀

fast valve  detail>>

快关阀 高速阀

fastvalve  detail>>

快关阀

fast valve quick-closing valve  detail>>

船用快关阀

quick shutting valve for marine use  detail>>

快关阀系统

quick closing vavle system  detail>>

高速阀

fast valve high-speed valve high-speedvalve quick acting valve quick closing val...  detail>>

船用外螺纹重块式快关阀

marine male threaded weight quickclosing valvess  detail>>

变速阀

speed change valve speed changer valve  detail>>

怠速阀

idle valve  detail>>

调速阀

compensated flow control valve gear-shift valve governing valve governor valve s...  detail>>

加速阀

accelerating valve acceleration valve accelerator valve  detail>>

减速阀

dclv deceleration valve deceleration ales deceleration valves delayed action valve&nb...  detail>>

流速阀

flow velocity valve  detail>>

双速阀

two-speed valve  detail>>

限速阀

governor valve  detail>>

常关阀

normal close valve  detail>>

开关阀

on-off valve shutoff valve switch valve switching valve switchingvalve swit...  detail>>

气关阀

fail-open valve  detail>>