例句
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Acetylsalicylic acid was synthesized from salicylic acid and acetic anhydride catalyzed by strong - acid cation exchange resin.
以水杨酸和乙酸酐为原料、强酸阳离子交换树脂为催化剂合成阿司匹林.
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How long is acetic acid methyl progesterone movie menstruated for by?
醋酸甲基孕酮片吃多久来月经?
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Examples of fixatives are formaldehyde, osmium tetroxide, ethanol, and acetic acid.
像甲醛 、 锇酸 、 酒精及乙酸等都是常用的固定剂.
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The content of gibberellin ( GA ) and indole - 3 - acetic acid ( IAA ) in the young - shoot - tips of litchi ( Litchi chinensis Sonn. )
荔枝 ( Litchi chinensisSonn. ) 嫩梢顶端的赤霉素 ( GA ) 和吲哚乙酸 ( IAA ) 含量很高,叶片转绿、梢老熟时明显降低,以后才开始花芽分化.
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The kinetics of esterification of linalool with acetic anhydride was studied.
研究了芳樟醇与乙酸酐酯化反应动力学.
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The process includes hydroxylation, self packing of APTES and terephthalic aldehyde packing.
其置备方法主要包括羟基化 、 APTES的自组装和对苯二甲醛的组装三步.
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An example for water - formic acid - acetic acid separation is given work.
文中给出了水─ — 甲酸─ — 乙酸系统分离的示例.
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Coal tar , acetic acid, dodecyl benzene Sulfonic Acid.
本品为深褐色液体;有醋酸及煤焦油的特臭.
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Said crystallite is prepared through dissolvant crystallization, and said dissolvant is non - toxic acetic ester.
该微晶采用溶剂结晶方法制备, 只需无毒的乙酸乙酯一种溶剂即可.
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Sodium diacetate is synthesized by acetic acid and sodium hydroxide.
以醋酸-烧碱法合成双乙酸钠.