离子交换--段晓昶、张孟灏、朱振昊、肖敏.
========================================================================================

演讲资料
--------------------------------

- 链接：https://pan.baidu.com/s/1f_MDJcmlk4qKXv61UyzrzQ 
- 提取码：2hk5 




演讲视频
------------------------------------

.. raw:: html


   <video width="100%" height="100%" controls>
   <source src="https://outin-0fed40cae50711eaa61200163e1c94a4.oss-cn-shanghai.aliyuncs.com/sv/3c26eee9-179e0283952/3c26eee9-179e0283952.mp4" type="video/mp4" />
   </video>