介绍了一种粉末涂料用端羟基聚酯树脂的合成,用差热分析仪(DTA)分析了聚酯树脂的玻璃化转变温度(T_(g)),测试了树脂酸值、羟值和熔......

In this paper,the wrinkle resistant finishing of cotton fabric with the complex system of PBTCA and CA was mainly discus......

通过对斜壁矩形盒件多点拉深成形的有限元数值模拟，分析了成形过程中起皱与拉裂缺陷的产生，研究了四种不同压边力加载曲线即恒压边力......

Pressure is one of the important measures to control the surface accuracy of the reflector of inflatable antenna.Experim......