查询词典 elemental analysis

The identities of 1 and 2 were established by elemental analysis, 31P NMR spectroscopy, and X-ray crystallography.

通过元素分析、31P核磁共振及X射线单晶衍射对配合物1和2的结构进行了表征。

The complex was characterized through IR and elemental analysis and its crystal structure determined with X-ray crystallography.

对该配合物进行了红外光谱和元素分析表征，并对其进行了X-射线单晶结构测定。

Two ferrocenyl and trimethylsilyl substituted cyanohydrin ethers have been prepared by the addition of trimethysilyl cyanide to two acetyl-substituted ferrocenes: 1-(1-cyano-1-trimethylsilyloxyethyl)-ferrocene (1) and 1, 1'-bis(l-cyano-1-trimethylsilyloxyethyl)ferrocene (2). The structures of these two compounds were characterized by elemental analysis, IR, 1H NMR and X-ray crystallography.

通过两种取代的乙酰基二茂铁与三甲基氰硅烷的加成反应，得到两种取代二茂铁基三甲基硅烷基氰醇醚的晶体：1-（1-氰基－1-三甲基硅烷氧基乙烷基）二茂铁(1)，1，1-二（1-氰基－1-三甲基硅烷氧基乙烷基）二茂铁(2)，用X射线单晶衍射、元素分析、红外光谱和核磁共振氢谱对分子结构进行了表征。

Complex 9 was characterized by IR and elemental analysis. Structure determination revealed it is a dimer.

配合物9是二聚体，它对己内酯的开环聚合没有催化活性。

We introduced two newly developed methods, one is the Maximum Entropy Principle for the analysis of the positron lifetime spectra, and another is the two-detector Doppler broadening technique with so-called W-S map for identification elemental specificity of positron annihilation spectra.

介绍了最新发展的正电子谱学方法，用于分解正电子寿命连续分布的最大熵原理，用于鉴别缺陷化学环境的双探头多普勒展宽和W-S图。

The method of elemental analysis, IR, SEM and NMR was employed to characterize the elastomer.

特别是近年来反应注射成型工艺的应用使聚氨酷的工业生产得到了迅速发展。

Material science and technology development puts forward higher demands on the efficiency and accuracy of elemental analysis.

材料科学与技术的发展对成份分析的高效性、准确性提出了更高的要求。

The composition of the complex was determined by chemical method and elemental analysis.

研究了没食子酸的浓度和分散剂用量对产物的粒子大小的影响。

It was characterized by the ftir and elemental analysis.

利用ftir和元素分析对其进行表征。

In addition,IR and elemental analysis were used to analyze the structure of products produced in every step.

此外，还通过红外、元素分析等现代分析手段对各步反应的产物进行了结构表征及分析。

The father that if work,mad father, love annoys, disposition is too indrawn the be short ofing that the father of Mu Ne, resign oneself to adversity causes father easily to love is broken; Communicate time effectively between father and son, Mu Zizhi to be less than a hour on average to wait a moment every week, it is the cause that causes the child to become addiction.

如工作狂的父亲、爱愤怒的父亲、性格过于内向木讷、逆来顺受的父亲都易造成父爱的缺失；父子、母子之间的有效沟通时间每周平均小于一小时等等，都是造成孩子成瘾的原因。

These are vandal proof and they come with a locking mechanism.

这是野蛮的证据，他们来到了锁机制。