Effects of artificial ageing on the hardness distributions and strength were analyzed for 6063 aluminum alloy joints welded by varying heat inputs.
对不同焊接热输入下的6063铝合金焊接接头进行人工时效，分析其硬度分布和强度的变化。
Ageing mechanism of durability of various kinds of sealants was discussed in the light of their cross-linking process, testing results of heat ageing and Xenon lamp weathering.
本文结合各类密封材料的交联反应过程和热老化、氙灯老化试验结果，对其耐久性的老化反应机理进行了探讨。
The heat ageing interaction of silicone rubber with three of fumed silica having different surface property was studied.
本文研究了三种表面性质不同的二氧化硅填料与二甲基硅橡胶在热老化时的作用。
The cured system of epoxy resinlead benzoylate has high heat distortion temperature, but its dielectric properties at high temperature and heat ageing life deteriorate.
环氧-羧酸盐体系虽然热变形温度和热态强度较高，但高温下介电性能差，耐热老化性能也不好。
Heat ageing, natural ageing and water tolerance etc. tests are carried out to study and improve the ageing resistance of copper conductive adhesive.
将铜导电胶进行热老化、自然老化、耐水等试验，以研究其老化性能，并探求改善铜胶抗老化性能的途径。
In the use of temperature range, silicate tube can be used for a long time, not easy ageing, not metamorphic avirulent insipidity, heat preservation performance for a long time.
在使用温度范围内，硅酸盐管可长期使用，不易老化、不变质无毒无味、保温性能长期不减。
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 results indicate that natural ageing after solution heat-treatment leads to the effective increasement of the comprehensive mechnical properties.
通过固溶后自然时效处理，可有效地提高合金的综合力学性能；
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。
On the contrary, introducing inorganic component into organic material may enhance its rigidity, heat resistance and ageing-resistant performance.
反之，将无机组分引入有机材料中则可以提高其刚性、耐热性和耐老化性能。
Unfilled grade with improved processability and heat ageing performance.
非填充级改进加工性能和热老化性能。
The finished products produced by this machine has he feature of good surface, stronger compression resistance, light and heat stability, low size-changing and ageing resistance.
该机组具有能耗低、性能稳定、高速高效等特点。用该机组挤出的异型材外形美观、抗压性能强、光稳定性和热稳定性好、尺寸变化率低、抗老化。
This paper introduced a testing method of accelerated ageing to determine the effect of heat and humidity on the age of coated fabric.
本文详细介绍了涂层织物湿热空气加速老化的试验方法。
Wet and heat ageing resistance is one of the most important properties of the building structural adhesives to which has been paid more attention recently.
耐湿热老化是建筑结构胶的重要性能指标，正在受到越来越多的关注。
The scientists tried to age the worms artificially by subjecting them to stresses such as heat and radiation but none of these had any effect on the ageing genes.
科学家们尝试人为使这些线虫变老。他们让线虫受到热和辐射等压力，但是这些都不能对涉及老化过程的基因产生影响。
This paper deals with the effect of ageing temperature and time on the structures and properties of nonmagnetic cast iron. The optimum heat treating cycle to guide production has been obtained.
探讨了时效温度及时效时间对无磁铸铁组织和性能的影响，获得了对生产具有指导意义的工艺能数。
With heat resistance, ageing resistance, resisting avulsion!
具有耐热、耐老化、抗撕裂性能！
The relationships between specific heat of PU rigid foam at low. temperature and such parameters as those of temperature, density and ageing time, etc., have been discussed.
讨论了聚氨酯硬泡沫塑料低温比热与密度、温度以及空气中存放时间等参数的关系。
The relationships between specific heat of PU rigid foam at low. temperature and such parameters as those of temperature, density and ageing time, etc., have been discussed.
讨论了聚氨酯硬泡沫塑料低温比热与密度、温度以及空气中存放时间等参数的关系。
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