positive tropism是什么意思 positive tropism怎么读
positive tropism的用法和样例
- For roofs without greening, the air temperature increase is all strongly positive to solar irradiance during a random period of days.
对于无绿化屋顶，无论热作用周期的长短，内表面对空气的增温量与太阳辐射照度的变化都呈现很强的正向性。
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