标 题 悬赏分 发贴人 回复/阅读 回复人 更新时间
  致孔剂选择!3 pingyamin 2/1880 滨江渔樵 2011-01-13 15:11:02
  求助印度专利3 pingyamin 2/562 pingyamin 2009-08-28 20:33:03
  文献求助!3 pingyamin 3/447 pingyamin 2009-08-21 08:10:52
  醇氧化成酸3 pingyamin 7/2309 pingyamin 2009-08-17 15:06:20
  文献求助!3 pingyamin 2/523 pingyamin 2009-07-31 13:15:38
  求助文献2篇3 pingyamin 2/456 pingyamin 2009-07-31 13:15:20
  求助美国专利3 pingyamin 2/422 pingyamin 2009-07-17 09:31:21
  固体光气使用3 pingyamin 4/922 pingyamin 2009-07-11 11:37:21
  求助文献!3 pingyamin 2/973 pingyamin 2009-05-03 14:17:21
  文献求助!3 pingyamin 2/341 pingyamin 2009-03-27 19:20:48
  文献求助!3 pingyamin 2/358 claymore 2009-03-22 15:09:35
  wenxianqiuzhu!3 pingyamin 3/521 pingyamin 2009-03-17 09:22:39
  合成N-碘代丁二酰亚胺3 pingyamin 12/977 ha70601348 2009-03-03 14:20:16
  金属离子对聚合反应得影响问题3 pingyamin 3/428 ha70601348 2009-03-03 14:20:05
  分离提纯:3 pingyamin 11/648 ha70601348 2009-03-03 14:19:58
  文献求助!3 pingyamin 0/603 2009-02-28 09:49:08
  文献求助!3 pingyamin 2/426 pingyamin 2009-02-25 12:15:14
  怎么算不同压力下的沸点?3 pingyamin 3/560 pingyamin 2009-02-21 00:00:34
  求助文献!!!!3 pingyamin 6/510 pingyamin 2009-02-16 15:42:06
  求助文献!3 pingyamin 5/550 pingyamin 2009-02-15 15:50:58
第1/3页下一页 末页 跳转到:
4msec