Selecting course of heat-resisting resin and modified resin is described.
叙述了耐温树脂及改性树脂的选择过程。
2
The effect of aging temperature and aging time to new-type heat-resisting aluminum alloy forging structure and properties are introduced.
通过对新型铝合金时效处理后的组织结构进行分析，研究了不同的时效温度和时间对该铝合金力学性能的影响。
3
Hyophilized heat-resisting protector activity vaccines was importance to prevent epidemic diseases of animals, and was studied more and more, especially in hyophilized heat-resisting protector.