Lignin has influences at different extents on mechanical properties, ageing property, thermostability and thermal degradation of plastics.
木质素对塑料的力学性能、老化性能、热稳定性、热氧降解性能等都有不同程度的影响。
This paper summarizes the mechanical properties of a variety of polyvinyl chloride, the difference of ageing resistant performance and the influence on quality of film products.
文中介绍了不同型号聚氯乙烯的力学性能、耐老化性能的差别，及其对薄膜制品质量造成的影响。
The prepared nanometer fiber has good mechanical properties, flame retardance, anti radiation, fungus resistance, ageing resistance and extraordinary far infrared reflection effects.
制备的纳米纤维具有良好的力学性能，阻燃性能，抗辐射、防霉、抗老化性能和突出的远红外反射效果。
The results showed that natural ageing after solution heat treatment led to increase the comprehensive mechanical properties effectively.
通过固溶处理后自然时效，能有效地提高合金的综合力学性能。
The function includes ageing resistance, light catalytic technique, many important physical and mechanical properties. The paper puts forward some problems which is necessary to be resolved.
其功能包括耐老化性能、光催化技术、许多重要物理和机械性能，并提出必须解决的几个问题。
Though polyurethane leather with its characteristic advantages of resistance to oil, abrasion, cold, flexion, and good mechanical strength, it has disadvantage of easily ageing.
聚氨酯合成革有耐油、耐磨、耐寒、耐屈曲、机械强度好等优点，但也容易发生老化。
The box body is made of high quality engineering plastics. The outlook is beautiful. Mechanical strength is high. Can resist lightning strike. Good corrosion protection and ageing protection.
盒体采用优质工程塑料，外型轻便美观，机械强度高，抗雷击，耐腐蚀抗老化性能好；
Because the two sets piston compressor is seven eightys last century, the product, and an ageing equipment, often appear to mechanical failure;
由于两台活塞压缩机是上世纪七、八十年代的产品，设备不断老化，经常出现机械故障；
Mechanical property test, end group analysis and SEM were adopted to study the ageing of PET and PBT composites.
采用拉伸强度与冲击强度测试、端基分析及扫描电镜分析等手段探讨了PET、PBT复合材料的老化机理和老化性能。
For a given extrusion ratio, mechanical properties of alloy wire decrease and conductivity increases with increase of on-line solution temperature and ageing temperature.
当挤压比一定时，随着在线固溶温度与时效温度的升高，线材的力学性能下降，导电性能升高。
By employing the orthogonal and ageing-temperature tests, the influences of heat treatment on mechanical properties of 2024 Aluminum alloy sheet were analyzed.
利用正交试验和时效温度试验，分析了不同热处理工艺对2024铝合金材料力学性能的影响。
The changes in mechanical and physical properties and chemical structure of polyvinyl formal (PVFM) foam caused by hygrothermal ageing tests were studied by means of IR and other measuring methods.
用红外光谱和其他测试方法对聚乙烯醇缩甲醛(PVFM)泡沫材料湿热老化前后力学性能、物理性能和化学结构的变化进行了研究。
Mechanical property test, end group analysis and SEM were adopted to study the ageing of PET and PBT composite...
采用拉伸强度与冲击强度测试、端基分析及扫描电镜分析等手段探讨了PET、PBT复合材料的老化机理和老化性能。
With the increase of pre-ageing temperature, the mechanical properties and the resistance to corrosion were better.
随着预时效温度的升高，力学性能和抗腐蚀性能提高。
With the increase of pre-ageing temperature, the mechanical properties and the resistance to corrosion were better.
随着预时效温度的升高，力学性能和抗腐蚀性能提高。
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