Heat is therefore not a fluid but a form of energy that the molecules of matter possess because of their motion.
所以热不是一种流体,而是由于物质分子运动所具有的能的一种形式。
2
Taihu water quality in horizontal and vertical variety simultaneity is found, vertical variety of contamination index to be considered in the lake fluidmatter monitors and evaluation is put forward.
Doesn't matter is it the engine oil leak, power steering fluid or transmission fluid, if you discover any, get it fixed before it caused something serious.