基本解释[经济学]遮盖力值英汉例句双语例句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.同涂层遮盖力相关的一个数值，以相同的涂层的厚度在黑色和白色背景下涂层反射系数的比值。hiding power value更多例句专业释义经济学遮盖力值