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The effects of the intensity of basicity and the molar proportion of reactants on the reaction are discussed.

对1，3-环己二酮在碱性条件下的甲基化反应进行了对比研究，利用IR和1H NMR对产物结构进行了表征，讨论了碱性强弱和反应物物质的量之比对该反应产物的影响

Their catalytic activity were evaluated by comparing their structure and basicity. The mechanism of the reaction has also been discussed.

通过结构特点和碱性强弱解释评价其催化活性，并且对反应机理进行了初步探讨。

The effects of some factors such as content of Ti in slag, basicity and temperature on the rate of migration have been also discussed.

讨论了渣中TiO_2含量、碱度和温度对Ti迁移量和迁移速度的影响。

In this paper, a quaternary ammonium salt of chitosan was synthesized and the factors affect on the solubility or degree of substitution of product, such as the concentration of alkali, the time of basification, the content of water in system, the time of dispersing and the method of adding epoxyproryltrimethylammonium chloride, were discussed in detail. The product was characterized by IR, DSC, TG and X-RAY diffraction. The effects of time, humidity and temperature on the gases permeability of the quaternary ammonium salt of chitosan film were researched.

本论文研究了壳聚糖季铵盐的合成反应，对碱化浓度、碱化时间、水的含量、分散时间和醚化剂的加入方式等因素对制备反应的影响进行了考察；应用红外光谱、DSC、TG以及X-射线衍射对产物进行了表征；探讨了时间、湿度和温度对壳聚糖季铵盐膜透气性的影响。

On the basis of linear intersection in space ,a surveying method of work base points in horizontal removal deformation measurement of Taihe dam is discussed.

基于空间距离三维交会的数学模型，提出针对太河水库大坝水平位移变形监测工作基点进行无角度观测方案，并对监测的精度进行了预计分析，证明此方案不仅经济快捷且合理可行，同时也证明空间距离交会定位取代传统量边、测角定位的可行性。

The common SVD algorithm was briefly discussed and analyzed on the basis of vector space,and a new iterative scheme was proposed to achieve the nonnegative constraint.Based on this scheme,the SVD inversion algorithm was improved.

摘要介绍了核磁共振T2谱传统奇异值分解反演算法，从向量空间的角度对算法进行了分析，提出了一种新的实现非负约束的迭代方案，并根据这个方案改进了传统的SVD反演算法。

Mechanical properties including the density MOR, MOE, shearing strength of birch and basswood LVL beams made by the bi-frequency hot press were tested by universal strength testing machine. The primary failure modes were discussed when LVL beams suffered the flexural and level shearing load.

在万能力学试验机上测试由高频热压方法制造的桦木和椴木单板层积梁的密度、静曲强度、弹性模量和水平剪切强度等力学性质；讨论LVL梁受弯曲、水平剪切载荷时的主要破坏形式并得出相关结论。

GMP Inspectors recently discussed the desirability of more than one batch number appearing on the packaging of medicinal products.

最近GMP 检查员对药品包装采用多个批号的必要性进行了讨论。

In this thesis, the batching control system of stabilized soil factory-mixing equipment is designed and discussed.

本论文对稳定土厂拌设备配料控制系统进行了设计和讨论。

A terminal block allows you to connect a battery holder, as discussed in the Connecting Power section.

一个接线板可以使你连接上一个电池盒，参照Connecting Power一章。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。