Index of /education/depository/20/ch18/20-18_files/
| Name | Last Modified | Size |
|---|---|---|
 Parent Directory | ||
![[IMG]](/education/depository/20/ch18/20-18_files/20-1800001im.jpg) 20-1800001im.jpg | 2019-09-17 07:41 | 50k |
![[IMG]](/education/depository/20/ch18/20-18_files/20-1800002im.jpg) 20-1800002im.jpg | 2019-09-17 07:41 | 74k |
![[IMG]](/education/depository/20/ch18/20-18_files/20-1800003im.jpg) 20-1800003im.jpg | 2019-09-17 07:41 | 61k |
![[IMG]](/education/depository/20/ch18/20-18_files/20-1800004im.jpg) 20-1800004im.jpg | 2019-09-17 07:41 | 50k |
![[IMG]](/education/depository/20/ch18/20-18_files/20-1800005im.jpg) 20-1800005im.jpg | 2019-09-17 07:41 | 16k |