Laser-induced thermal index grating and its relaxation effect in polyatomic molecular materials have been studied theoretically. 从理论上研究了在多原子分子材料中,由激光感生的热致折射率光栅及其驰豫效应。
A study on the dielectric properties and thermal index of UPR with imide structure 亚胺改性不饱和聚酯电性能和耐热性的研究
Compared with the result before binder blended, both metallurgical coke cold strength and thermal index are substantially improved, the effect of improving coke quality and substantial cost reduction are achieved. 与配粘结剂前相比,冶金焦冷强度、热性能指标得到大幅改善,取得了提高焦炭质量、大幅度降低成本的效果。
The determination of thermal index for heating and cooling index for air conditioning, the matching of heat-supply and refrigerating output for electric air conditioner, the selection of cold and heat source, and the direction of building energy saving in Changjiang River mainstream area are analyzed. 分析了长江干流区域采暖热指标与空调冷指标的确定,电空调机供热与制冷能耗的匹配,冷热源的选择与建筑节能的方向。
Thermal Index(TI) in Lychee Bud Differentiation Period and Its Impact on Yield 荔枝花芽分化期的冷暖气候指标及对产量的影响