| lynetteliu2012 2012-06-20 15:49:17 |
| 搜罗这方面的资料，多多益善呐。谢谢 |
| letianhu 2012-06-19 14:27:35 |
| 谢谢，学习学习 |
| hoppy 2012-03-05 17:42:19 |
| 复合材料分散性格大，看看每个试验标准的使用范围有那些呢？ |
| sssdt 2011-03-31 21:13:57 |
| 好,学习一下 |
| belindasong 2010-10-26 16:40:57 |
| 学习一下，谢谢 |
| zuolinna 2010-01-14 13:25:05 |
| 好像不是压缩吧 |
| jaffe 2009-11-20 9:48:59 |
| good, does there have torsional test method? i found this is alomost nobody do this research. thanks. |
| 2669435 2009-03-31 12:01:16 |
| 实用！好好学习一下 |
| wanghaipeng 2009-03-16 22:43:35 |
| 好好学习一下 |
