... greaseless valve 有脂密封阀 grid valve 栅型阀; 栅型阀; 栅型阀 grid-type extraction valve 栅型抽汽阀 ...
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double-grid valve 双栅阀 ; 双栅管
screen-grid valve 屏栅阀
grid-valve tray 链网式浮阀塔盘
coplanar-grid valve 共面栅极管
screen grid valve 四极管
one-grid valve 单栅电子管
valve grid 阀挡
grid valve tray 链条形浮阀塔板
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On abroad, impact valves incorporated in air impact molding machine are mainly disc valve and grid valve. Each of these has its own characteristic.
国外的空气冲击造型机所使用的冲击阀，主要有圆盘阀及栅格阀两种，其各有特点。
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