国产精品igao视频网网址不卡日韩,亚洲综合在线电影,亚洲婷婷丁香,黄色在线网站噜噜噜

Current Location :> Home > Books > Text
一種水性酚醛環(huán)氧樹脂乳液及其制備方法
inventor/creator:文秀芳;林煒創(chuàng);皮丕輝;蔡智奇;程江;楊卓如
Paten number/application number:201010240884
application/authorized announcemen date:2010-7-29
brief introduction:略