基本解释[經濟學]遮蓋力值英汉例句雙語例句A value related to the hiding power of a coating. The ratio of reflectance of the coating over black and white backgrounds at equal film thickness.同塗層遮蓋力相關的一個數值，以相同的塗層的厚度在黑色和白色背景下塗層反射系數的比值。hiding power value更多例句专业释义經濟學遮蓋力值