常見例句雙語例句Know-how of plastic using optical brightening agent and market survey report for plastic chemical products.塑料用增白劑產(chǎn)品資料及塑料化學(xué)品市場調(diào)研。The solution, leveling agent brightening agent, wetting agent additive such as can obviously improve the coating structure.鍍液中的光亮劑﹐整平劑﹐潤濕劑等添加劑能明顯改善鍍層組織。One of these parameters is ground whiteness which is obtained by first bleaching and another is optical whiteness process by optical brightening agent application.其中一個參數(shù)是通過第一次漂白獲得的地色白度，另一個參數(shù)是通過應(yīng)用熒光增白劑獲得的熒光白度工藝。 返回 brightening agent