例句
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In liquid mixtures tetranitromethane may be used as an oxidizing agent.
四硝基甲烷可用做液态混合物中的氧化剂.
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NMA was hydrogenated to 3 - amino - 4 - methoxyacetanilide ( AMA ) with S - Ni as catalystin liquid phase.
以改性的骨架镍为催化剂催化3-硝基-4-甲氧基乙酰苯胺(NMA)液相选择性加氢制备了 3- 氨基 -4- 甲氧基乙酰苯胺 ( AMA ).
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Methods: Benzocaine was synthesized from p - nitrobenzoic acid via two steps through esterifying and reduction.
方法: 以对硝基苯甲酸为起始原料,经酯化,还原两步合成苯佐卡因.
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Methods: The rats colitis model was produced by TNBS and ethanol enemas.
方法应用三硝基苯磺酸和乙醇制备大鼠免疫性结肠炎模型.
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Nitrosoguanidine crystallizes when the solution is cooled to 0℃.
当萃取液冷却至0℃时,亚硝基胍结晶析出.
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The nitroguanidine is added to the propellant during its mixing phase.
在推进剂的混合阶段将硝基胍加到推进剂中.
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For example , 2, 6 - Dinitrotoluene and 2, 4 - Dinitrotoluene ( isomer ) are analysis by dielectric spectroscopy methods yielding excellent results.
以2, 4- 二硝基甲苯和2, 6- 二硝基甲苯 ( 分异构体 ) 介电波谱分析的示例, 得到了很好的结果.
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Trinitrotriazidobenzene is less sensitive to impact and friction than mercury fulminate.
三硝基三叠氮苯的摩擦感度和冲击感度比雷汞低.
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Secondly, take p - nitrophenol as the raw material, studing the effect of Duff formylation reaction.
其次, 以对硝基苯酚位原料, 考察了Duff反应对于带有强吸电子基团的芳香化合物的甲酰化效果.
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Using benzene as internal standard, the calibration factors of derivative of aldehydes 2,4 - dinitrophenylhydrazine ( DNPH ) were measured.
将醛类物质与2, 4- 二硝基苯肼 ( DNPH ) 的衍生反应液直接进样,以苯为内标物,测定了甲醛 、 乙醛等醛类物质DNPH衍生物的校正因子.
汉语词典释义
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词语
硝基
拼音
xiāo jī
拼写
xiaoji