| 释义 |
有效温度yǒuxiào wēndù某种植物生长所需的最低温度为10℃,某天的平均温度为15℃,两个温度之差为5℃。这个相差的温度对这种植物的生长起积极作用,叫做这种植物的有效温度。{effective temperature. If the minimum temperature needed for the growth of a certain plant is 10℃, and if the average temperature on a given day is 15℃, then the difference between them is 5℃. This temperature difference, which plays a positive role in the growth of plants, is called effective temperature.} |