查询词典 developing agent

In this paper applications and developing process of acrylic resin as retanning agent were discussed,and the synthesis and development of amphoteric acrylic polymer syntan were discussed.

本文讨论了丙烯酸树脂复鞣剂的应用现状及其发展前景，并讨论了两性丙烯酸类树脂鞣剂的合成方法和发展过程。

Three developing systems were used for chromatography of TLC. UV 254nm, 366nm and anisaldehyde as a chromogenic agent were used for detecting compounds of these strains.

本研究设计4种内生菌发酵培养基，对89株分离自傣药植物且具有高抗菌活性的内生菌及5株潜在放线菌新种进行摇瓶发酵，发酵液的提取物用3种展层系统作薄层色谱展层，用UV(254nm、366nm)和茴香醛试剂进行检测。

At present, NAGAWA has obtained the attorneyship of Japan Star Micronics CNC automatic lathes, The company deals in other products too, including: Japan Mitsubishi electrical discharge equipments, Japan Chukyo Kasei aerosol products (mould release agent、cleaner、antirust, etc. mould shaping and electron aerosols), Japan Daido Steel, Britain Jaeger chemical products, Austria Isovolta electrical insulation materials, mould developing and manufacturing, plastic injection molding parts processing and purification engineering—ground coating of workshop.

目前，永和工贸有限公司也取得日本斯大精密CNC自动车床代理权，同时还经营其他产品，包括：日本三菱放电加工设备、日本中京化成喷剂制品（离型剂、洗净剂、防锈剂等模具成型及电子类喷剂）、日本大同特殊钢、英国積架化工产品、奥地利伊索沃而塔电气绝缘材料产品、模具开发与制做、塑料成型部品的加工以及工场厂房的地面涂装净化工程。

Benzene-acetone (4:1,V/V)was used as developing agent to soparate amidopyrine and barbitone from the compound amidopyrine injection solution on the silica G plate,and Dual wave thin-layer chromatographic densitometry was used to determine amidopyrine (λ_s = 270nm,λ_R=340nm)and barbitone (λ_x=205nm,λ_R=320nm).

以苯-丙酮(4：1，V/V)为展开剂，在薄层硅胶板上将复方氨基比林注射液中的氨基比林和巴比妥分离后，通过双波长扫描测出氨基比林(λ_s=270nm，λ_R=300nm)和巴比妥(λ_s=205nm，λ_R=320nm)的含量

Then, the thesis analyzes the dynamic reason of developing the enterprises bond financing that is to improve Chinese financing efficiency and keep the sustainable development of economy from four points including corporation, agent institutions, financial risk and compatibleness of credit institutions.

接着从微观、中观和宏观以及与信用制度兼容匹配方面阐述我国发展企业债券融资的经济动因——提高融资效率，维持经济持续稳定发展。

To address this issue we measured the plasma CRH concentration in developing rats received kainic acid, a convulsant agent which exerts behavioral and electrophysiological seizure activities by activating at kainate receptor and N-methyl-D-aspartate receptor.

近年来许多研究发现细胞激素具有调节内分泌的功能，并参与许多中枢神经系统疾病的过程进展，基於上述这些原因，为更能深入了解CRH在癫痫所参与的病理机转，我们利用红藻胺酸引发幼鼠产生抽搐藉以探讨CRH和细胞激素在周边或脑中的表现情形。

Polyether is an effective wetting agent, and it can be used in textile dyeing, photographic developing and electrobath.

聚醚是有效的润湿剂，可用于织物的染色、照相显影和电镀的酸性浴中。

A better understanding of the role of PPAR in insulin action system will be critical in developing more efficacious and safe agent s that act on PPAR and benefit patients with type 2 diabetes. The main content is followed: Synthesis and analysis of 1,3-dicarbonyl compounds. Make use of easily available cheap reagent such as 2-naphthol, 6-hydroxyquinoline, 1,2-dibromoethane, 4- hydroxybenzaldehyde, dimethyl malonate, 2-{4- [(2-napthoxy)ethoxyl] benzyl} malonates and 2-{4 [(1,2,3,4-tetrahydro-6 -quinolinoxy)ethoxyl] benzyl } malonates were synthesized through 6-8 steps in virtue of Williamson, Knoevenagel reaction, Pd/C catalyzed hydrogenation with mild conditions and high yield. The total yield of 40-50%.

本论文的主要内容和研究结果如下： 1，3-二羰基类化合物的合成及分析，采用2-萘酚、6-羟基喹啉、1 ，2二溴乙烷、对羟基苯甲醛、丙二酸二甲酯等常见易得试剂，利用Williamson反应、Knoevenagel反应、钯碳加氢等条件温和且收率高的方法，分别合成了2-{4- [(2-萘氧)乙氧基]苄基}丙二酸衍生物和2-{4 [(1，2，3，4-四氢-6-喹啉氧基)乙氧基]苄基}丙二酸衍生物两个系列8个化合物，经6-8步反应，总收率为40-50%，具有一定绿色化学特性。

The results showed as follows: 1 Extraction of gelsemium total alkaloids. Total alkaloids were extracted with 95 per cent ethanol. The extract rate was 0.519 per cent and the extract purity were 88.02 per cent and 87.38 per cent; Total alkaloids were extracted with chloroform .The extract rate was 0.416 per cent and the extract purity were 89.02 per cent and 94.52 per cent. 2 Isolation of gelsemium total alkaloids with TLC. Total alkaloids contained five or more alkaloids. The optimal developing agent was chloroform :methanol :ethyl acetate(9:l:0.3),the optimal eluent was methylene chloride:methanol(92:8). 3 Isolation of total alkaloids with column chromatography. Alkaloid A and alkaloid B were obtained, alkaloid B was identified as koumine.

研究结果如下：1、钩吻总碱的提取：用95％的乙醇提取钩吻生物碱提取率为0.519％，其提取物纯度为88.02％、87.35％；用氯仿提取钩吻生物碱提取率为0.416％，其提取物纯度为89.02％、94.52％。2、钩吻总碱的薄层层析分离：总碱中含有5种或5种已上的生物碱；氯仿：甲醇：乙酸乙酯(9：1：0.3)是最佳薄层层析的展开剂；二氯甲烷：甲醇(92：8)是柱层析的最佳洗脱剂。3、钩吻总碱的柱层析分离：共得到两种钩吻生物碱单体成分碱A和碱B，碱B为钩吻素子，碱A可能是钩吻素甲。4、钩吻总碱的急性毒性试验：钩吻总碱小鼠腹腔注射的半数致死量LD_(50是：7.38mg／kg，95％的可信限范围为：6.67mg／kg～7.94mg／kg。

Coexist and integration of these technologies will be welcome to vendors and users, and tomorrow developing direction of Distributed Object Technology concentrates on intelligence Agent .

分布对象技术的趋势是多种技术的共存、互补与融合；而今后的发展方向是智能agent技术。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样