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Wood could be liquefied into soluble reactive intermediates, which could further reactedwith phenol or by themselves. Phenolation and recondensation were a pair of competingreactions. Decomposition, phenolation and recondensation dominated the whole liquefactiondynamic process and determined the structural characteristics of liquefied wood.

4木材组分在液化过程中逐渐分解为较小分子量的液化中间产物，这些中间产物的活性较高，可以继续与苯酚或互相之间发生酚化或再缩聚反应，酚化反应和再缩聚反应是一对互相竞争的反应，降解、酚化和再缩聚三种反应主宰着整个液化动力学过程，也决定着液化产物的结构特征。

The spectro scopic analysis on the intermediates of methane monooxygenase accelerated the mechanism development of studies on methane monooxygenase.

对甲烷单加氧酶的几种中间化合物的各种光谱学研究有力地推动了机理研究的发展。

Is to produce benserazide hydrochloride, Indapamide, semicarbazide hydrochloride, DL-serine methyl ester hydrochloride mainly of pharmaceutical intermediates and other products, products in competitive markets at home and abroad, with vast potential for development.

现以生产盐酸苄丝肼，吲哒帕胺、盐酸氨基脲，DL-丝氨酸甲酯盐酸盐等为主的医药中间体产品，产品在国内外市场颇具竞争力，具有广阔的发展潜力。

Shikimic acid is a single compound extracted from anise Chinese medicine, anti-inflammatory, analgesic effect, is the anti-cancer drug intermediates, there are clear anti-thrombosis, can inhibit the arteries and veins Thrombosis and cerebral thrombosis.

莽草酸是从中药八角茴香中提取的一种单体化合物，有抗炎、镇痛作用，是抗癌药物中间体，有明显抗血栓形成作用，可抑制动、静脉血栓及脑血栓形成。

The emulsification properties and solubleness of glycerol monostearate and glycerol mono-octanoate have been researched. The approximate HLB values of glycerol monostearate and glycerol mono-octanoate have been determined. And the thermal stability of glycerol monostearate, glycerol mono-octanoate and their intermediates have been researched through thermogravimetry.

本文对单硬脂酸甘油酯和单辛酸甘油酯的溶解性能和乳化性能进行了研究，测定了其HLB数的大约数值，并通过热重法考察了单硬脂酸甘油酯和单辛酸甘油酯以及其中间产物的热稳定性。

The potential of succinic acid as an important chemical intermediates had been realized and fermentation is one of the best ways to make it possible in economical aspect.

琥珀酸作为一种重要的化学中间体的潜力已经为人们所认识，而发酵法生产琥珀酸是使这一潜力变为经济上可行的最好方法之一。

This could be a fascinating method for the practical syntheses of chiral synthons as valuable building blocks and important medicinal intermediates.3.Series of novel optical pureγ-aryl-1H-1,2,4-triazole derivatives were designed and synthesized by using the chiral auxiliary(Oppolzer\'s sultam),and all these target compounds were structurally characterized by ~1H NMR,~(13)C NMR,MS and elemental analysis,at the same time,some representative compounds have been elucidated by X-ray diffraction analysis.

应用手性辅剂樟脑磺内酰胺的手性诱导作用，设计合成了一系列光学纯的γ-芳基-1H-1，2，4-三唑类衍生物，所有目标化合物都采用了~1H NMR、~(13)C NMR、MS和元素分析进行了结构表征，同时也获得了部分代表性化合物的晶体结构，进一步确证了化合物的结构。

The thermal decomposition of tyrosine was studied by the methods of DTA and TG. The molecular geometries of tyrosine, intermediates and the products were optimized by AM1 method. The thermolytic mechanism is put forward through the results of the experiment and the calculation.

用差热曲线、热重曲线法测得了酪氨酸的热解曲线，用AM1方法优化了酪氨酸及其中间产物和产物分子的构型，计算了有关分子的键长和键级，通过对其热解过程的分析及AM1研究的结果，首次提出了酪氨酸的热解机理。

The intermediates 2a～2f of cyclic (1-arylseleno)glycerol phosphate and tegafur conjugates were synthesized by one-pot reaction of hexaethyl phosphorous triamide, activated by a catalytic amount of iodine, with (N3-tegafur)alkanol, 1-arylselenoglycerol and sulphur successively in refluxing benzene.

以碘作催化剂，无水苯为溶剂，六乙基亚磷酰三胺依次与羟乙基替加氟、1-芳硒基甘油及硫反应，得中间体硒代环甘油磷脂替加氟缀合物2a～2f。

Over-expression of NaDC3 accelerates the speed rate of energy metabolism and increases intracellular ROS generation by transporting an overdose of tricarboxylic acid cycle intermediates in human renal tubular epithelial cells.

NaDC3过表达可通过转运过多的三羧酸循环中间代谢产物进入细胞内而加快肾小管上皮细胞能量代谢的速率、增加细胞内ROS的产生水平。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。