screen-type filter 筛框式过滤器
A new type of high contrast filter has been investigated in this paper. lt has features of lower light reflection on surface, selective transmission and effective electromagnetic screen.
本文介绍自行研制的高对比度滤光片。它具有较低的表面光反射率、选择性透过率和电磁屏蔽特性。
It is a thin type of fan filter unit, like a screen. This unit has a distinctive function to prevent the infection being speared and to raise the cleanliness in local area.
该装置是一种宛如屏风的超薄型风机过滤装置，对提高局部环境洁净度或预防传染(污染)源扩散具有独特的效果。
The conveying belt type filter device is convenient and safe and can completely remove the filter residue on the filter screen surface.
本过滤装置可方便、安全、彻底地清除滤网网面上的滤渣。
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