查询词典 addition compound

But the addition of the rare earth compound could not strengthen further taxol release in the two-liquid-phase cultures of Taxus cuspidata.

但在红豆杉细胞两液相培养中，稀土加入不能进一步促进紫杉醇的释放。

The influences of forming solid solution, generating new compound and addition of flux on sinterability, phase-structure and microwave dielectric properties of zinc titanate were analyzed.

对钛酸锌介电陶瓷的改性研究进行了综述，分析了形成固溶体、生成新的化合物和添加助熔剂对钛酸锌陶瓷的烧结性、相结构和微波介电性能的影响。

There are many difficulties in getting parameters when using Q system. In addition, the compound of strike, angle of gradient and discontinuities were not taken into consideration.

根据分级结果对比发现，Q系统具有分级指标获取困难的特点，且未能考虑边坡走向、坡角与结构面组合情况及坡高等因素对边坡稳定性的影响，难以适应边坡工程中稳定性评价的要求。

In addition, silicon-germanium is a less expensive material than the compound semiconductors such as gallium arsenide or indium phosphide that have long been used in radar systems.

此外，硅锗是一种不太昂贵的材料比化合物半导体，如砷化镓或磷化铟，长期被用于雷达系统。

Company main products, there are in addition to domestic famous "Snow grams" brand series: PVC coating, PU Laminated, 300T more than nylon, polyester cloth and High Fiber down outside the compound fabric; there are all kinds of cotton, chemical fiber and blended for raw materials casual, shirts, tencel, and elastic products; a series of "N / C, C / N, T / C, COTTON" plastic scraper, such as multi-functional, senior washed and composite fabrics, imitation buckskin fabric and long-term and The United States cooperation in the production of DuPont's "Teflon" and other multi-functional family of fabrics.

公司主要产品，有除享誉国内的"雪克"牌系列：PVC涂层、PU贴合、300T以上尼龙、涤纶羽绒布及高级化纤复合布外；还有各种纯棉、化纤以及混纺为原材料的休闲、衬衣、天丝、及弹力产品；有一系列的"N/C、C/N、T/C、COTTON"等多功能刮胶、高级水洗及复合面料、仿鹿皮面料，并长期与美国杜邦公司合作生产的"特氟隆"等多功能系列面料。

Thiourea and multi-hydroxyl compound with the certain proportion combines the virtue of these two substance, which increases the long-time stability of polymer solution to a great extent. And the proper proportion is 1:5 and the proper addition is 100 mg/L.

用硫脲和自制的多羟基化合物以1：5比例复配后的稳定剂结合了这两类物质的优点，当加入量为100mg/L时，使聚合物溶液的高温长期稳定性有了很大的提高。

Liber Abaci emphasizes summed-up algorithm, but does not pay attention to the form of propositions derived, and it mainly reflects the tendency of practical algorithms, such as principal method from India and the algebraic knowledge from the Arab. In Liber Abaci it is found some problems similar to ancient Chinese mathematics like pursuit problems, drainage problems, business problems, hundred fowls problems, remainder problems, indeterminate problems, as well as some Algorithm—fraction addition and subtraction,the compound rule of three, the method Elchataym and the method of Excess and Deficit, and so on.

在系统梳理《计算之书》数学内容过程中，笔者发现《计算之书》中存有与中国古代数学中相似的实用算题，如：追及问题、排水问题、经商问题、百鸡问题、剩余问题、不定问题等，以及和中算一致的算法：分数算法、多率法和重今有术、第二类"Elchataym算法"和盈不足术等。

Chloral; its addition and its condensation products; any compound with any substance falling within this

item 氯醛；其添加制品及其缩合制品；含有任何属此项范围内的物质的化合物 PP-S1，S3

In addition, the moment vector of the four sublattices of the compound must be coplanar.

另外，化合物中4个磁性次晶格磁矩矢量必须共面。

In our research on study chemical reaction of active methylene compounds and brom-acetophenone. Because of brom-acetophenone is compound that contain carbonyl and halogen ,which will take place electrophilic substitution and nucleophilic addition. When active methylene compounds are ethyl acetoacetate and β-diketone, controlling reaction condition, we have found that mono-substitution's production and di-substitution's. production is isolated; active methylene compounds are acetoacetanilide and acetoacetanilide derivate, pyrrolidin-2-one derivants were obtained by substitution and close-ring reaction .but there is no report about it.

本文是让活泼亚甲基类化合物与溴代苯乙酮发生化学反应，由于溴代苯乙酮是含有羰基的卤代烃结构，它可以发生亲电取代和亲核加成反应，当活泼亚甲基类化合物为乙酰乙酸乙酯和β-二酮时，控制反应条件可以发生单取代和双取代两种产物；当活泼亚甲基类化合物为乙酰乙酰芳胺类化合物来反应时，溴代苯乙酮中的羰基与氨基会发生分子内的关环反应生成吡咯烷-2-酮衍生物，这在以前的研究中是没有发现的。

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。