文章详细信息 关键词： 减水剂;;凝结时间;;脱硫石膏;;空间位阻 [gap=484]words: water-reducing agents;flue gas desulphurization gypsum(FGD);setting time;steric hindrance
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... 间位醛基苯甲酸;间苯醛酸;间甲酰苯甲酸;m-aldehyde benzoic acid;isop…… 位阻;空间位阻;steric hindrance;steric effect 空间位阻;steric hindrance ...
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...C HC H1576cm-11611cm-11644cm- 11781cm-11678cm-11657cm-11651cm-12222环张力（ring strain） ；空间位阻（steric inhibition） ； 22:42:59HCCH31385cm-11370 0cm-1CH3CH3 δsC—C骨架振动1: 11155cm-11170cm-1CCH3CH3CH31395cm-11365cm-11: 21250 cm-1(4)振...
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本文介绍了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、 L- 薄荷酯和叔丁酯。
Synthesis of sterically hindered dicyclohexylmethyl, L menthyl and tert butyl diazoacetate by diazo transfer was described on this paper.
萃取能力随着酯烷基空间位阻的增大而显著降低。
Their extraction ability markedly decreases with the increase of the steric hindrance from ester alkyl group.
空间位阻和静电排斥是其乳状液稳定的主要机理。
It was considered that steric hindrance and electrostatic repulsion were the main stabilizing mechanism.
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