如题

1 级2–4 / 4–8 / 6–122–4 / 4–7 / 6–101 层 - 12.5%；2 层 - 16.7%2 级6–9 / 12–18 / 18–276–9 / 11–17 / 16–251 层 - 5.6%；2 层 - 7.4%3 级10–16 / 20–32 / 30–4810–15 / 20–30 / 30–45基础 - 6.25%；1 层 - 6.25%；2 层 - 6.25%4 级16–24 / 32–48 / 48–72 / 64–9614–22 / 30–44 / 44–65 / 58–88基础 - 12.5%；1 层 - 8.3%；2 层 - 9.7%；3 层 - 8.3%