metal face meaning in English
金属面
Examples
- There will appear a very uneven flow field , and appear a very big velocity magnitude distribution and ash concentration distribution near back wall . thus , the velocity magnitude is far bigger than that of optimal design velocity magnitude , which will lead to serious wear and tear in metal face of heater . especially , because of curve structure in front of heat pipe air preheater , there is more serious wear and tear
由于靠近竖井后墙面的烟气流速很大，飞灰浓度也较大，断面速度分布的最大速度大于最佳设计速度的2 - 3倍，这样将造成受热面的严重磨损，特别是热管空气预热器前端烟道的几何结构有一定的转角，更增加了磨损的程度。