查询词典 ir

With assistance from predecesors and collegues,we tried our best to make several kinds of research and suggested a new thinking mode on the method of dryland ir rigation in Guizhou karst mountain ares.

贵州借助前人、同仁和本课题研究工作，对旱地灌溉方式问题进行几种不同的研究，向社会公诸一个解决贵州岩溶山区旱地灌溉的一种新思维方式，并提供旱地灌溉的一种最佳模式。

A cooperative study project of low pressure pipe lines water transfer irrigation technology was funded by the Water Conservancy Bureau of Ji-ning City, the Farmland Ir- rigation Institute of Water Resource Min...

至1991年底，全市共完成地埋低压石屑混凝土管道输水灌溉面积74kha，占全市井灌面积的1/3，取得年节水量277百万m~3；年节电28.86百万kW·h；年增产粮食100百万kg；年总效益50780千元的经济效益。

Five bistin Schiff base complexes were synthesized by the reaction of bistin dichloride with Schiff base derived from amino acids and salicylaldehyde in the presence of triethylamine,and were characterized by IR,1HNMR and MS.

二烃基锡配合物的结构类型及其具有较强的抗癌活性引起了人们极大的兴趣。大量的研究表明，有机锡化合物的生物活性主要取决于烃基，但配位基团也有一定的影响[1-3]，尤其在水解、输送等过程中。某些配体对生物活性的发挥还有协同作用。

The OH-terminated linear aliphatic polyester polybutylene sebacate was synthesized by sebacic acid and butancdiol using solution polycondensation combined with melt polycondensation. The composition and construct characteristic of the product were analyzed by GPC, FT-IR and 1HNM.

以丁二酸和丁二醇为原料，采用溶液与熔融结合法合成了端羟基聚丁二酸丁二醇酯，用甲苯-2，4-二异氰酸酯对PBS封端，合成了线性遥爪型纸张增强剂TDI-PBS。

Objective:To primarily study the function of adiponectin and its receptors in procession of IR, and the effect of pioglitazone on their mRNA expression, sequently in 3 level: humanity、 rat model and cultured cell.

目的 从人体、动物、细胞三个水平进行研究，初步阐明脂联素及其受体在胰岛素抵抗发生中的意义，以及吡格列酮对脂联素及其受体表达的影响。

Sesbania gum supported palladium compound was synthesized with simple method and characterized by XPS,IR,TG,DTA,TEM etc.

通过较简单的方法合成了田菁胶负载钯化合物，利用XPS、IR、TG、DTA和TEM等手段对其进行了表征。

In order to apply the glasses in a severer environment, the IR properties must be improved.

为了使此种玻璃能应用在更严苛的环境，本研究将玻璃结晶化，成为玻璃陶瓷，希望能藉由结晶相来强化玻璃的室温及高温机械性质。

Due to the key challenge for complicated techniques and preparation, there were few reports about ternary systems. A series of polyimide/SiO_2-TiO_2 hybrid films with different contents of inorganic particle were fabricated using tetraethoxyl silicane and tetrabutyl titanate as precursor in situ with sol-gel method and both phases in situ. Chemical structure and micro-morphology of hybrid films were studied by means of IR, SEM and XRD.

本文以正硅酸乙酯和钛酸四丁酯为前驱体，采用原位溶胶-凝胶法和两相原位同步法制备了一系列不同含量的聚酰亚胺/SiO_2-TiO_2杂化薄膜，利用红外光谱、扫描电镜和XRD观察了薄膜的化学结构和微观结构，并测试了薄膜的热稳定性、电击穿场强和耐电晕性。

A series of polyimide/SiO2-TiO2 hybrid films with different contents and weight ratio of inorganic particle were fabricated using tetraethoxyl silicane and tetrabutyl titanate as precursor by situ method. Chemical structure, micro-morphology and thermal stability of hybrid films was studied by means of SEM, IR and XRD, TGA was also tested.

以正硅酸乙酯和钛酸四丁酯为前驱体，采用两相原位同步法制备一系列不同含量及重量比的聚酰亚胺／SiO2-TiO2杂化薄膜，利用红外光谱、扫描电镜和XRD观察了薄膜的化学结构和微观结构，并测试了薄膜的热稳定性。

In order to improve the interfacial adhesion between the matrix and inorganic particles, the SiO2 nanoparticles were modified with polymethyl methacrylate and silicane couplant KH507 respectively, and then the SiO2/PVC composites were prepared via the melt blending method. The microstructure and mechanic properties of SiO2 nanoparticle filled PVC composites were investigated by FT-IR.

利用表面原位接枝聚合在纳米二氧化硅颗粒表面引入聚甲基丙烯酸甲酯高分子链段，用共混法制备了nano-SiO2/PVC复合材料，研究了不同界面特性时SiO2/PVC复合材料的力学性能。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。