借用
This segment should take about 1 hour. It contains:
| Slide | Duration |
|---|---|
| 借用值 | 10 minutes |
| 借用检查 | 10 minutes |
| 内部可变性 | 10 minutes |
| 练习：健康统计 | 30 minutes |
This segment should take about 1 hour. It contains:
| Slide | Duration |
|---|---|
| 借用值 | 10 minutes |
| 借用检查 | 10 minutes |
| 内部可变性 | 10 minutes |
| 练习：健康统计 | 30 minutes |