The thermal stress, variations of mineral formation and microstructure due to the temperatures result in the variation of physical and mechanical properties and degradation of limestone.
温度引起的热应力作用、矿物组分和微结构变化导致石灰岩物理力学性质发生改变与高温劣化。
In this paper, we studied physical and chemical properties about red currant pigment. The results showed : the thermal degradation of red currant pigment was very low;
本试验研究了红穗醋栗色素的理化性质，结果表明：红穗醋栗色素热稳定性很好，而光照对其有一定的降解作用。
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