The results showed that dyes with strong electron-withdrawing group, asymmetrical structure and short alkyl chain substituents have better bleaching properties.

Poly ( 2,7-carbazole) derivatives, incorporated by electron-withdrawing group in the main chain, form a new low band gap photoactive donor materials.

聚2,7-咔唑材料的衍生物通过与吸电子基团共轭链接能够形成一类新型窄带隙光活性给体材料。

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Only when the substrates with strong electron-withdrawing group were failed in this reaction.

只有当底物带有强吸电子基团，反应无法进行。

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To investigate the clinical characteristics of the alcoholic liver disease complicated with alcohol withdrawal syndrome, and to analyze whether the severity of alcoholic liver disease influence the performance of alcohol withdrawal syndrome.

探讨酒精性肝病患者中酒精戒断综合征的临床特点，并分析酒精性肝病的严重程度是否影响戒断症状的轻重。

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Proposed Policies for withdrawal of Currency from Circulation and Comprehensive Control of Inflation

回笼货币、综合治理通货膨胀的政策建议

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The purchasing cost influences the profit and assets payback of the enterprises directly, and also influences the speed of withdrawal from circulation of circulating fund of enterprises.

采购的成本直接影响到企业的利润和资产回报率，影响企业流动资金的回笼速度。

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Excess withdrawal over issue

已发行纸币的超额回笼

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Objective: To investigate whether withdrawal emergent dyskinesia ( WE D) is the early signal of tardive dyskinesia ( TD).

目的：调查撤药出现的运动障碍（WE－D）是否为迟发性运动障碍（TD）的早期征象。

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This paper researched system reliability of Withdrawal Straightening Stands and its construction and function, and built its Failure Tree based on the method of FTA.

本文用故障树分析（FTA）的方法，研究了冶金设备中拉矫机的可靠性，分析其结构和功能，建立了故障树。

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The efficiency of mercury withdrawal increases sharply with the increase of porosity and permeability while increases slowly with the increase of the sizes of the pore and throat. The separating of the pore and throat is positively correlated to displacement efficiency, but such correlation is poor.

而随孔喉增大，退汞效率缓慢增加，喉道分选性与驱油效率虽也呈正相关，但相关性较差。

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The relationship between efficiency of mercury withdrawal and pore structure parameters was analyzed quantitatively through correlation analysis method; the result indicates that the efficiency of mercury withdrawal is negatively correlated to every pore structure parameter;

在此研究的基础上，利用相关分析法定量分析了储层退汞效率与孔隙结构参数的关系，认为储层退汞效率与各孔隙结构参数之间存在负相关关系；

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Negotiable order of withdrawal account

可转让提款指令帐户

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Supernegotiable certificate of withdrawal

超级可转让提款命令书帐户

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Land subsidence in this area is of two characteristics: one is that the occurrence of land subsidence is closely related to groundwater withdrawal in time and space;

本区的地面沉降具有两个特点：一是在时空上与地下水开采密切相关；

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Encouraging, supporting and supervising the development of non-state e-conomy not only show the necessity of that the socialist state sector occupies the leading position in the national economy and different economic forms maintain, but also push forward the strategic withdrawal of state capital.

而毫不动摇地鼓励、支持和引导非公有制经济发展，不仅是坚持和完善公有制为主体、多种所有制经济共同发展的基本经济制度的必然，而且也将大大推动国有资本的战略性退出。

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On the ground of analysis above, we make suggestions for the further withdrawal of state implicit guarantee in China. Firstly, according to institutional background of state-owned commercial banks, we establish a comprehensive analytical framework.

文章首先从国有银行成立的制度背景出发，构建了一个国家隐性担保的综合分析框架。

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And on this basis, using comparative analysis framework and cost-benefit method, this paper describes the drawbacks and the necessity of withdrawal of state credit guarantee.

并在此基础上，运用比较分析框架和成本收益法阐述了国家信用担保存在的弊端及其退出的必然性。

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The next setback came in the 1990s, with the withdrawal of state support.

第二次打击来自90年代，国家的支持消失了。

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An Analysis of the Withdrawal of State Assets

我国国有资产退出分析

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Office of build Sancha reservations, withdrawal state Department contractor, based Police at the Office.

三岔厅建置保留，撤州判署，设警察分厅。

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Research of general characteristics and withdrawal state for the relapse patients of first-episode schizophrenia

首发精神分裂症复发患者一般特性及停药状况分析

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