十四烷基二甲基苄基氯化铵 1427 图片

p1Src=//y2.yzimgs.com/uploads/303764/2017930-163117434.jpg?watermark/2/text/5LiK5rW36Zuq5o235YyW5bel5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/SouthEast"

aa