A new concept of the translation nozzle baffle valve was presented, its static properties and flow force were analyzed.
提出了平动式喷嘴挡板阀的概念，并对平动式喷嘴挡板阀的静态特性和液动力进行了分析。
The difference between leak rate and rate of pressure rise of high vacuum pneumatic operation baffle valve is analyzed.
本文通过高真空气动挡板阀的数据分析来说明漏率和升压率在高真空范围内二者之间的差异。
The method using movable metal baffle and control valve near water sealed well to block the drain of oil tank group is unreliable and it will widen flowing fire area.
用活动金属挡板及水封井附加控制阀门封闭油罐组排水沟的方法既不可靠又会使流淌火面积扩大。
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