1) under-water ageing
水下老化
1.
To evaluate the ageing performances and predict the service life of polypropylene (PP) woven geotextiles, three outdoor ageing conditions are provided in Shanghai which are atmospheric ageing, soil-buried ageing and under-water ageing experiments.
为了评价和预测聚丙烯土工织物在实际使用条件下的使用寿命,在上海地区的户外环境下,采用3种不同的老化试验条件,即大气自然老化、沙土掩埋老化和水下老化,研究聚丙烯土工织物的老化行为。
2) in-situ ageing
地下老化
3) hot water aging
热水老化
1.
In the hot water of 40℃, 60℃, 80℃ and 100℃, the hot water aging of Bayer PC, Japan PC and Korea PC was investigated.
在 40℃、6 0℃、80℃和 10 0℃的热水环境中 ,分别对 Bayer- PC、Japan- PC、Korea- PC三种聚碳酸酯透明板材进行了热水老化实验研究。
2.
Hot air aging and hot water aging (at 40℃ and 80℃, 0～400h) of notched impact samples of Bayer PC (3103), Japan PC (K1300) and Korea PC (3027U S) have been investigated.
在 40℃和 80℃环境中 ,分别对 Bayer- PC、Japan- PC、Korea- PC三种聚碳酸酯缺口冲击试样进行了热空气老化和热水老化实验研究。
4) boiling water aging
沸水老化
5) water aging
水老化
1.
Objective:The aim of this investigation was to examine the toothbrushing effect on the color stability, surface microstructure and inner chemical constitution of light-curing resin composites after an ultraviolet radiation aging and the water aging.
目的:研究紫外光老化和水老化处理后的刷牙作用对光固化复合树脂的色度稳定性,表面显微结构和内部化学键的影响。
2.
5wt% Al2O3 adding in 5YSZ may restraint the water aging.
5wt%的Al2O3可以抑制5YSZ陶瓷的水老化,并通过对水老化的研究探讨了YSZ陶瓷水老化的机理。
6) sealer ageing
止水老化
补充资料：地下水水资源评价(见水资源评价)
地下水水资源评价(见水资源评价)
d ixiashui shuiziyuan Ping】ia地下水水资源评价见水资源评价。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条