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The advantage of supercritical carbon dioxide used as an environmental medium in polymerization and reactions in supercritical carbon dioxide are described. It includes homogeneous free radical polymerizations, precipitation free radical polymerizations, dispersion free radical polymerizations, emulsion and inverse emulsion free radical polymerizations, cationic polymerizations, ring-opening polymerization, melt-phase condensation polymerizations, sol-gel polymerizations, polymer blend synthesis, catalytic chain transfer polymerizations, oxidative coupling polymerization, nitroxide-mediated radical dispersion, atom-transfer radical polymerization, reversible addition-fragmentation chain transfer polymerization, electrochemical polymerization, simultaneous one-pot combination of enzymatic and chemical polymerization, copolymerization of carbon dioxide used as monomer.

评述了ScCO2作为聚合反应介质的优点，以及在ScCO2中可进行的聚合反应类型，包括均相聚合、沉淀聚合、分散聚合、乳液及反相乳液聚合、阳离子聚合、开环聚合、熔融态缩聚、溶液-凝胶聚合、聚合物混合合成、链催化转移聚合、氧化-偶合反应聚合、氮氧自由基可控活性聚合、原子转移自由基聚合、可逆加成-断裂链转移、电化学聚合、原子转移聚合与酶催化开环聚合两种活性聚合在ScCO2中同时聚合、二氧化碳作为原料共聚合等。

After the hydrolisis and polyreaction, finally the sol system with the chela structure was formed.

通过一定的水解、聚合反应后，最终形成了具有螯合结构的溶胶体系。

The RE doped TiO2 was prepared by sol-gel method, the structure and shape were characterized by X-ray diffraction and FE-SEM. The photocatalytic activities were evaluated by degradation of chloramine phosphorus.

采用溶胶－凝胶法制备稀土掺杂纳米TiO2光催化剂，利用X射线衍射仪和FE-SEM等对样品的结构和形貌进行表征。

Although the effect is the same — Del Sol is now branded as a Trash the Dress photography studio and known for its specialization in the same way that Grace Chon is known as a pet photographer — the method of choosing the specialty is very different.

虽然效果是相同的-索勒现在是作为一个废纸篓的品牌服饰摄影工作室和在相同的方式，被称为千恩宠物摄影师-选择专业的方法称为是非常不同的专业化。

A new cinchonine ion selective electrode was prepared by dipping the Ag/AgCl electrode into the sol-gel solution for more than 3 times, and then standing for 48h at room temperature, and finally activating for at least 12h in a 1.0×10^(-2)molL^(-1) cinchonine solution.

将Ag/AgCl电极于溶胶－凝胶溶液中反复浸3次以上，在室温静置48h后在1.0×10^(-2)molL^(-1)，辛可宁溶液中活化至少12h即制成新型的辛可宁选择性电极。

The hexagonal close-packed Ni nanoparticles were synthesized with the precursor prepared by sol-gel method via heat-treating technique in Ar atmosphere.

采用溶胶－凝胶方法制备前驱体样品，在氩气气氛中不同温度下热处理得到样品。

The preparation technics are optimized. The power reunite can be decreased from adding glycol into the solution, and the Sol-Gel is a efficiency method to prepare the power of cobaltite.

优化了制备工艺，乙二醇的加入可以缓解粉末团聚现象的发生，溶胶-凝胶方法是制备钴酸盐粉体材料的有效方法。

MgO thin films were successfully prepared on Si substrate by a novel and simple Sol-Gel method. The results indicated that collodion is a key element to form stable MgO sols. The structures of MgO films are closely related to the amount of collodion and the annealing temperature.

摘 要 以硝酸镁为起始原料，胶棉液为添加剂，在Si(100)衬底上成功地制备MgO薄膜，结果表明，胶棉液是形成MgO溶胶的关键组份；薄膜的晶体结构与胶棉液的含量及退火温度有关。

The complex supporters with different mass fraction of TiO2 for preparation W2N/γ-Al2O3-TiO2 catalyst were made by titanic acid tetra-butyl ester sol-gel method and γ-Al2O3 as raw materials.

Al2O3稳定性好、比表面积大，价廉易得，是一种广泛应用的催化剂载体，对以其为载体的油品加氢精制催化剂的研究也很多。

The results indicated that hydrogen bond and covalence bond were formed between PVA and TEOS through the sol-gel reaction.

结果表明PVA与无机相发生溶胶-凝胶反应生成氢键和共价键Si-O-Si，形成交联有机聚合物／无机杂化体系，使杂化膜的结晶度减少，控制了膜的溶胀，提高膜的溶解选择性能，但膜的溶胀减少会使通量有所下降。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。