anti diffusion screen 防扩散屏 ; 除扩散屏
half-and-half diffusion screen [摄] 半截柔光片
half and half diffusion screen 半截柔光镜
mass diffusion screen 质量扩散筛
Analyses and compares the diffusion regularity of fire smoke with and without screen doors when fire occurs in the middle or head of the train separately.
分析比较了地铁列车中部和头部分别发生火灾情况下有、无屏蔽门时烟气的扩散规律。
The simulation result indicates that screen doors play a remarkable role in restricting the diffusion of fire smoke.
模拟结果表明屏蔽门对于火灾烟气的扩散有显著的抑制作用。
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