area ratio

• 面积比

area ratio的用法和样例：

例句

1. The area of the bedroom is larger than that of the sitting room.
   卧室的面积比起居室的面积大。
2. The square ratio method and basin precipitation method are commended for annual runoff calculation.
   在年径流计算中，建议采用面积比法和流域雨量法。