positive tropism

• 正向性,正感应性

positive tropism的用法和样例：

例句

1. 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。