大家在查： FPIA top-down trilas meeting after XMLschemas，XMLschemas 罗丝· 卡赫塔尼 etuku Shapley formaldress

紧密关闭

紧密关闭

紧密关闭

紧密关闭

2

The compression forces equally distributed around the perimeter provide a tight bi-directional shut off.

压缩力沿着周长均匀作用，使得阀门能够实现双向紧密关闭。

3

The wood is extremely hard and dense, close grained, very fine textured, and is used for making pestles and wagon axles .

木头极其硬和紧密，关闭颖果，细使具有某种结构，并且用于制造研杵和运货马车轴。

4

When extremely tight shutoff is required , globe and check valves are supplied with Neoflon, PTFE or other soft inserts .

如果需要紧密关闭，球阀截止阀和止回阀都会配置四氟乙烯、PTFE 或其它软镶嵌件。

9

The sleeve 's flexibility allows the valve to close drop tight around entrapped solids .

套管的柔软性使得阀门能够紧密关闭流动的固体颗粒。

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