light-wellBNC²³⁶²¹³⁺¹ 基本例句 光井；建采天井 First, the efficiency of light/span> wells alone was computed using the CIE standard overcast sky as a function of light-well dimensions and coefficients of reflection of the sides. 首先，在CIE标准的全云天环境下针对单个采光井按照不同的尺寸和参数进行反射模拟以及漫射模拟； cnki