气动硬密封法兰式蝶阀选型及尺寸 Pneumatic Flange Type Hard-sealed Butterfly Valve 气动闸阀 Pneumatic gate valve 气动闸阀 Pneumatic gate valve ..
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The invention relates to a pneumatic gate valve for welding type high-temperature resistant bellows, in particular to a pneumatic gate valve.
一种气动的焊接式耐高温波纹管闸阀，涉及一种气动的闸阀。
CCQ pneumatic ultra-high vacuum gate valve With signal feedback device.
CC Q型气动超高真空插板阀带反馈信号装置。
New technology and new construction, such as hydraulic coupling, dismountable scraper chain, pneumatic discharge gate valve and screw tensioning device with multi-spring buffer are used.
它采用液力偶合器、可拆式刮板链条、气动卸料闸门以及多弹簧缓冲的螺旋张紧装置等新技术、新结构。
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