Analyses the reasons for watering after a surfacecooler. Deeply studies the watering in terms of the concept of fuzzy mathematics and by introducing influencing factor about watering.
分析表冷器后带水的原因，运用模糊数学概念，引进带水影响因子，对带水问题进行深入研究。
2
The mantle's motions, analogous to those in a pot of boiling water, cool the mantle by carrying hot material to the surface and returning cooler material to the depths.
地幔的运动类似于一壶沸水的运动，它把热的物质带到表面，再把较冷的物质带到深处，从而使地幔冷却。
3
That's because magnetic fields reduce the pressure exerted on the gases inside of them, making the spots cooler than the rest of the Sun's surface.