对于整个系列的有机化合物,包括乙醛、乙酸、醋酸酐,乙炔已经成为越来越重要的原材料。
Acetylene has become increasingly prominent as a raw material for a whole series of organic compounds, among them acetaldehyde, acetic acid, and acetic anhydride.
试验还证明,醋酸酐在未完全水解之前不仅不能代替醋醚,相反对与杂质检出有间接的掩蔽作用。
Experiments proved that before incomplete hydrolysis, acetic anhydride not only couldn'treplace acetic acid, but also had indirect masking action for the detection of impurities.
根据两相流诱发振动的机理与有关文献中的实验数据,笔者推荐的振动分析方法可用来预测稀醋酸酐冷凝器的振动。
Basing on the mechanism of two-phase flow-induced vibration and data from literatures, the authors recommend a method to engage in vibration analysis of dilute AA a...
采用己二酸与醋酸混合酸酐对糯玉米淀粉进行双重变性制备乙酰化己二酸双淀粉。
Acetylated distarch adipates was prepared by waxy corn starch with adipic acetic mixed an- hydride.
在醋酸、聚乙二醇存在下,铬酸酐和苊在温和的条件下反应,苊可以完全转化为苊酮。
In the presence of acetic acid and polyethylene glycol, chromic anhydride and acenaphthene react under mild condition and acenaphthene can completely convert into acenaphthenone.
在醋酸、聚乙二醇存在下,铬酸酐和苊在温和的条件下反应,苊可以完全转化为苊酮。
In the presence of acetic acid and polyethylene glycol, chromic anhydride and acenaphthene react under mild condition and acenaphthene can completely convert into acenaphthenone.
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