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半预

半预

半预

1

The RIM polyurethane elastomer was prepared by means of quasi-prepolymer process, with L-MDI, DMTDA, PPO as materials .

采用半预聚物法合成了以 L-MDI 、DMTDA 、PPO 为原料的双组分 RIM 聚氨酯弹性体。

2

Experimental Study of the Characteristics of NOx Emission on Half Mix Flat-Flame Combustion

平焰半预混燃烧 NOx 排放特征的实验研究

3

Optimization Conditions and Wolfe Type Duality Theory of Semi -preinvex Multiobjective Programming

半预不变凸多目标规划的最优性条件及 Wolfe 型对偶定理

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