| 1 | The paper introduces the application of air drilling technology in well Dayi 1. | |
| 2 | The sculptures are still there, but in recent years a wave of revisionism has been sweeping across Dayi. | |
| 3 | He spent a lot of money on local schools and paid for a road to be built from Chengdu to Dayi. | |
| 4 | The sculptures are still there, but in recent years a wave of revisionism has been sweeping across Dayi. | |
| 5 | Because of the expense, these walls are usually only built around rich or prestigious towns. |