Also, the crystal craft was optimized to improve the product quality and overall reaction yield, and got high qualified and pure cellulose tribenzoate.

Experimental results showed that this process has the advantages of technology and equipment, the total reaction yield 26%, and the purity 98% after refining.

试验结果表明本路线具有工艺过程简单、设备投资省的特点，反应总收率可达26%，精制后产品纯度在98%以上。

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By a single factor test, effects of ratio between reactants, microwave power, irradiation time et al on reaction yield were examined.

研究了各反应物的摩尔比、微波辐射功率、辐射时间等因素对β-萘丁醚收率的影响。

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Reaction yield, as 80%, is 21% higher than the step by step way, which is 59%.

收率为80%，与逐步法相比（69%×85%）收率提高21%。

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According to the research results, the reaction yield increased to 65%, which lay the foundation for future industrialization.

依据研究结果，反应收率提高到了65%，为进一步的工业化生产打下了基础。

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Objective To investigate the factors of the reaction yield.

目的考察影响反应收率的因素。

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In the Triton X-100/ n-C5H11OH/ H2O systems, the reaction yield is increased with the increase of H2O content or with the decrease of Triton X-100 content.

Triton X-100／n-C5H（11）OH／H2O体系中，Triton X-100含量的增加导致反应产率降低。H2O含量的增加有利于提高反应产率。

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And 1H NMR, 13C NMR and ESI-MS spectra characterized its structure. The reaction yield was compared between the two kinds of oxidant.

采用1H NMR、13c NMR及ESI-MS对其结构进行表征，并对两种氧化剂的反应产率进行比较。

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And therefore the rapid quarantine test for pinewood nematode, that through the colour reaction made on felled wood by use of the suitable pH indicator was carried, was reliable and its reliability was over 95%.

结果表明，黑松病、健木pH值的差异极显著，因此，通过适当指示剂在伐倒木上的颜色反应进行松材线虫病的检验是可靠的，其可靠性可达95%以上。

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The development of wood preservation treatment methods is focused on increasing the treatability of preservatives in wood, accelerating the fixation reaction between preservatives and wood, and developing new treating processes in response to new preservative systems.

木材防腐处理工艺的重点在于增强防腐剂在木材中的渗透性，加速防腐剂与木材之间的固着反应以及开发新型的防腐处理工艺以适应新的防腐剂的需要。

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The Present and Perspective of Reaction Testing Technology of Wood Drying

木材干燥应力测试技术现状及展望

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Under the condition of the same MC of wood powder, the initial temperature and peak temperature of reaction of birch wood powder with YQJ S adhesive increased with high heating rate.

在木粉含水率相同条件下，随着升温速率的提高，桦木木粉与YQJ&S胶粘剂反应的起始温度和峰值温度也随之提高；

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Esterification characteristics and crosslinking reaction parameters between wood and polycarboxylic acid

多元羧酸与木材酯化反应特征和交联反应参数

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The results showed that: 1.After the materials lost water, pyrolytic reaction of wood samples and α cellulose consisted of two stages but the reaction of Klason lignin was in only one stage.

结果表明：1.失去水分后的试样木粉、α－纤维素热解反应分两阶段进行，克拉松木素热解反应只有一个阶段。

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The results of range and variance analysis reveal that the formation of complexes with Cu is still the major reaction in wood although the competitions among ACQ constituents for reaction sites exist. 4.

极差和方差分析表明，虽然ACQ不同组分会竞争在处理材中的反应场所，但木材成分与Cu之间的反应仍然是处理材中的主要反应。

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THE INTERMEDIATE OF CROSSLINKING REACTION BETWEEN WOOD AND POLYCARBOXYLIC ACIDI. Space Effect and Chemical Structure of Polycarboxylic Acid

多元羧酸与木材交联作用的反应中间体I.多元羧酸的空间效应和化学结构

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Effect of Temperature on Crosslinking Reaction between Wood and Polycarboxylic Acid

温度对多元羧酸与木材交联反应的影响

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Study of microfibril angles in reaction wood

应力木纤丝角的研究

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Effects of different angles on the growth stress, wood density and wood shrinkage of the reaction wood

不同倾斜角度对应力木生长应力、木材密度和干缩性质的影响

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The concentration and chemical characteristices are variable according to different cell wall regions, reaction wood presence and cell types.

根据细胞壁不同层、不同的反应木及不同细胞类型，木素的数量、浓度及化学特性都不同。

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Analytical prediction of the armature reaction and winding inductances of permanent magnet brushless DC motor with concentrated coils

集中绕组永磁无刷直流电机电枢反应及绕组电感的解析计算

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