冷流是在常温下,塑料、橡胶、金属等固体在负荷下发生形变,去负荷后不能恢复原形的变形现象。
.../异戊二烯/苯乙烯嵌段共聚物的研制与开发上,就轮胎橡胶 而言,以求提高橡胶质量达到如下标准: (1)橡胶的冷流(cold flow)要尽可能的低,并在混合情况下易于 加工: (2)模塑过程中,可自由流动; (3)易于被硫化; (4)即使在低温,胎面仍具有高弹性...
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用实验方法研究了入口参数和冷流比对涡流板能量分离特性的影响。
The influence of inlet parameter and configuration and cold air fraction on the vortex board performance was investigated by experiment with air as a medium.
强度高,抗蠕变性能高,坚韧、质硬,无冷流变性,力学性能随温度升高而降低。
High strength, and creep resistance, high tenacity, qualitative hard, no cold rheology, mechanical properties with temperature rises, the reduced.
建立了叉流式热交换器在热流体和冷流体都随时间变化的条件下的动态二维数学模型。
The dynamic mathematical model of cross-flow heat exchangers is established in this paper, which takes into account of the arbitrary variations of temperature and flowrate inlets.
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