老化

Thermal oxidative aging, thermal oxidative aging kinetics and hygrothermal aging of polypropylene/montmorillonite nanocomposites was especially investigated.

并主要研究了复合材料热氧老化性能、热氧老化动力学以及湿热老化性能。

In the recent 30 years of the Guhai water-lifting project ,shortage middle arid zone society and the economic development it has made great contribution to since the outly was shortage for a long time,the project facility cannot obtain the immediate service,aging day by day.

固海扬水工程近30a来，为宁夏中部干旱带的社会及经济发展作出了巨大贡献，但是由于长期以来经费短缺，工程设施得不到及时维修，老化日益加剧，为了对宁夏固海扬水工程设施老化状况作出定量的科学评价，通过长期实践并结合数学理论知识，建立了固海扬水渠道工程老化现状评价的数学模型，为固海扬水工程进一步改造和规划提供科学决策的依据。

Objective To determine the correlated factors of chondrocyte in the rats in vitro to explore its replicative senescence mechanism.

这种似乎是无限期的增殖停滞状态被命名老化，由于老化是由分裂传代而达到的，故将这一过程命名为复制老化。

As time of accelerated aging increased,abscisic acidcontent of cotyledons andaxes was increased dramatically.ABA contentwas 4 times more in seed axes aged for 5 daysthan in unaged ones and 1 time more in cotyledons.

随着人工加速老化，菜用大豆种子胚轴、子叶内ABA含量都呈增加的趋势，老化5天种子胚轴内ABA含量为未老化的5倍多，子叶内则为2倍多。

The air permeability of exterior coated wood is lower than that of the uncoated wood, and it increases with the aging time.

结果表明：涂层渗透性与涂料的抗老化能力无直接关系；木材涂饰以后气体渗透值比未涂饰时均有所下降，在老化过程中涂饰木材的气体渗透值随着老化时间的增加而增加。

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We offer such professional products: salt spray test chamber, sulfur dioxide test chamber, high and low temperature test chamber, temperature shock test chamber, constant temperature and humidity test chamber, high and low temperature alternating temperature humidity test chamber, UV weather resistance test chamber, xenon lamp weather resistance test chamber, air ventilation cli matic test chamber, sand and dust test chamber, box rain test chamber, pipe rain test device, drip box, ozone climatic test c hamber, mould test chamber, precise drying test chamber, vacuum oven, large step-into test chamber, medicine stability test chamber and vibrating table.

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The method for improving the degradation characteristics of the low breakdown voltage ZnO varistors is researched by analyzing the characteristics.

研究了低压ZnO压敏陶瓷元件的老化性能，分析了ZnO压敏陶瓷的冲击老化机理，探讨了改进ZnO压敏陶瓷元件抗老化能力的途径与措施。

Two Mode Carrueau Viscosity model showed that polymer and filler had a strong effect on structure orientation, demonstrating that the interaction between polymer and filler in premixing them existed, and the interaction made the polymer and the filler gather in blending the polymer/filler compound with asphalt.

老化使得沥青的软化点及粘度增大，而针入度和延度降低，在红外谱图上主要表现为羰基峰的增大，而亚砜基峰的变化趋势和老化时间及强度相关，老化之初亚砜基峰增大，但随后又减少。

Extraction in crustaceans, salmon, shrimp, phosphorus, red algae astaxanthin, and removal of reactive oxygen species inhibit the capacity of the antioxidant power is 10 times more carotene, Q10 150 times, 550 times the vitamin can promote cell regeneration, slow down premature skin aging occur, and add the green tea extract can prevent the skin caused by ultraviolet radiation caused by aging, protecting cells to reduce the damage of UV on cell DNA, is effective against free radicals and prevent skin aging.

效用：萃取於甲壳类、鲑鱼、燐虾、红藻的虾红素，具有抑制及清除活性氧的能力，其抗氧化力是胡萝卜素的10倍、Q10的150倍，维他命的550倍，能促进细胞再生，延缓肌肤老化过早发生，并添加绿茶萃取能防止因紫外线造成所造成的皮肤老化，保护细胞减少紫外线对细胞DNA的伤害，有效对抗自由基，防止肌肤老化。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。