Aerogel is a kind of low density porotic material which has many special physical and chemical properties.
气凝胶是一类具有许多独特物理、化学性质的轻质多孔材料，在众多的领域中具有应用或潜在的应用价值。
Aerogel is a kind of low density porotic material which has many special physical and chemical properties.
气凝胶是一类具有许多独特物理、化学性质的轻质多孔材料，在众多的领域中具有应用或潜在的应用价值。
The composition was determined and its physical and chemical properties,processability,curing reaction exothermicity and heat resistance were examined.
实验确定了灌封胶的配比,
考核了胶的理化性
、
性、热反应性、耐高温性等。
Thestabilized powders have obvious better oxidation resistance than unstabilized Pow-ders.And the other physical and chemical properties remain constant.
经钝化处理后的粉末，其抗氧化性显
提高，而其他物理性及化学组成基本保持不变。
The formula and preparation of the paint remover were described, physical and chemical properties and depainting results were tested.
介绍了脱漆剂的配
,
其理化性及脱漆效果进行了测试。
The sulfhydryl (thiol) group (SH) of cysteine is responsible for the chemical properties of the whole GSH molecule (L-gamma-glutamyl-Lcysteinylglycine).
半胱氨酸所带有的硫氢基（硫醇）决定了整个谷胱甘肽分子的化学性质。
A new typal insecticide, its generation, physical and chemical properties, insecticidal mechanism, insecticidal characteristic and synthesis of diflubenzuron are introduced.
介绍了新型杀虫剂──除虫脲的发现、理化性质、杀虫机理、杀虫特点及合成法。
A white powder,coarse particles and mealiness ,hardly souble in acidic or alkaline solutions,with stable chemical property and good sintering performance.
外观呈白色粗颗粒或微粉状两种，难溶于酸或碱液中，化学性稳定，具有良好的烧结性。
Scaning electron microscopy and cyclic voltammetry are applied to characterize both the physical and chemical properties of the Ag ring ultramicroelectrode.
用扫描电子显微镜和循环伏安法制备的环电极进行了物理和化学性表征。
Scaning electron microscopy and cyclic voltammetry are applied to characterize both the physical and chemical properties of the Au ring ultramicroelectrode.
用扫描电子显微镜和循环伏安法制备的电极进行了物理和化学性表征。
This paper discussed study on the development physi cal and chemical properties,crop safety,and application prospect of fosamine amm onium in China.
评述了调节膦的开发、特性、安全性及其在中国的应用前景。
The effects of undecomposable organic materials mixed with biopreparate on the physical and chemical properties of continuous cropping greenhouse soil were studied.
研究了有机物料配合生物菌剂施入塑料大棚连作土壤后,土壤理化性质的影响。
The chemical stability of magadrate was investigated and the result showed that the chemical property of magaldrate was not changed under the high temperature and high relative humidity.
合成的镁加铝进行了稳定性考察，结果表明本品在高温、高湿条件下，各项化学指标未发生明显变化.
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