hydroxyl

Variation of concentration of hydroxyl radical was computed.

计算得出了羟基自由基的浓度变化情况.

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And they detected hydroxyl HO that's left behind when a rock crystallizes from magma containing water.

科学家们从中找到了羟基,这是由含水岩浆结晶成岩石遗留下来的.

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A method for determining hydroxyl value of epoxy-containing polyester, namely acetyl chloride method is introduced.

介绍了一种含环氧基聚酯的羟值测定方法, 即乙酰氯法.

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Twelve 20-hydroxyl ester analogues of camptothecin were prepared and evaluated in vitro antitumor activity.

为了改善取代喜树碱的溶解性、抗肿瘤活性和毒副作用,设计合成了十二个新的取代喜树碱20-位羟基酯衍生物.

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The presence of an equal concentration of hydrogen and hydroxyl group.

具相等份量的浓缩氢和氢物料.

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THF copolymerized GAP is synthesised by the azidation of hydroxyl THF-ECH copoyethers.

b.端羟基THF - ECH共聚醚叠氮化生成THF共聚 型GAP粘合剂.

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Both the free hydroxyl groups readily undergo esterification.

两个自由羟基,都容易酯化.

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Hydroxyl acrylic acid resin ( HAR ) with high solid and low viscosity anacrylic acid monomer in solution.

采用溶液聚合法合成了高固体分低粘度的羟基丙烯酸树脂 ( HAR ),详细讨论了引发剂、链转移剂、反应温度、溶剂等对HAR粘度的影响.

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Hydroxyl has an extremely oxidizing nature.

氢氧基具有极强的氧化特性.

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Key compounds under review included vitamins, antioxidants , alpha-hydroxyl acids, moisturizers, pentapeptides and botanicals.

主要成分包括:维生素 、 抗氧化剂 、 果酸 、 湿润剂 、 胸腺五肽以及植物制剂.

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The free hydroxyl ion is involved in a further reaction with the silica network.

游离的氢氧离子会进一步和硅氧网络反应.

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The surface lipids undergo oxidation, generating many compounds containing hydroxyl and carbonyl groups.

表面的类脂物氧化后, 产生许多化合物,包括羟基和羰基化合物.

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Conclusion: The new monoterpene glycoside was identified as 4 "-hydroxyl-albiflorin. "

结论: 新化合物命名为 4″- 羟基白芍苷.

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It will be more susceptible to attack by hydroxyl ion.

它更容易被羟基离子所作用.

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And the IR analysis shows that silicone resin possesses hydroxyl end group.

红外光谱(IR)显示,合成的硅树脂含有端羟基.

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