常見例句雙語例句The pulse width increases with the increase of the transmission ratio and reflectance ratio.脈沖寬度隨著初始透過率與反射率的增大而增大。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.同涂層遮蓋力相關(guān)的一個數(shù)值,以相同的涂層的厚度在黑色和白色背景下涂層反射系數(shù)的比值。Proper selection of the resin, pigments and fillers and additives, Especially, a special additive T and formulation lead to the average reflectance ratio is up to 80.通過所用樹脂、顏填料和助劑的選擇和搭配,尤其針對本研究體系的特殊性,采用了一種特種助劑T,使研制的涂層在可見-近紅外波段的反射比達到80。 返回 reflectance ratio