... coordinated survey 协同勘查 Coordinating Committee for Export Control 巴黎统筹委员会 coordination activity 配位活性 ...
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无机或有机酸性配体对催化剂的活性有显著影响，适当强的酸度和配位强度有利于催化剂活性结构的稳定。
Inorganic or organic acidic ligands play an important role in activity of the catalyst. Their proper acidity and chelated strength do favor to active structure of catalyst.
从聚合物的结构表征及机理探讨表明：颜色突变后，体系产生了新的活性中心，催化机理发生了转变——由配位机理转变为阳离子机理。
Structure characterization and mechanism study showed that, after the color change, new active center formed and polymerization changed from coordination to cationic mechanism.
以二氧化硅为起始原料，与乙二醇、氢氧化钾反应，生成高活性的五配位硅钾化合物。
High reactive penta-coordinated organic silicon was prepared via the reaction of silica with ethylene glycol and potassium hydroxide.
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