某些颜料, 由于色素组成成份的性质而导致耐酸性很差.Certain colors, due to pigment ingredients, may inherently have very poor sulfuric acid resistance.耐酸性: 在2.5%盐酸溶液中浸24小时无明显腐蚀现象.Acidoresistant: Without corrode in 2.5 % hydrochloric Acid solution...
Oh, hi there. You must be Sidney.喂,你好。你一定是西德尼吧。I just wanted to explore Paris, read Sartre, listen to Sidney Bechet.我就想逛逛巴黎,读读萨特的作品,听听悉尼·贝谢的音乐。I just wanted to explore Paris, read Sartre, listen to Sidney Bechet...我就想逛逛巴...