In gas-liquid screen type WFGD,distribution of falling liquid about upright jet determines directly desulfuration efficiency.
在液幕式湿法脱硫中,竖直射流回落液量分布情况直接决定脱硫效率。
By reasonable hypothesis and deduction,the power ratio of straight light to reflect light from linear vehicle light source is approximately converted to the area ratio of the spherical crown in this article by the author.
通过合理的假设与推导,将汽车车灯线光源的直射光与反射光的总功率之比近似地转化为两部分球冠面积之比;并证明出:任一点光源发出的光线经过灯口投影到测试屏上的亮区是半径相等,圆心在同一直线上的圆。