Therefore, we propose the research problem of mechanism of Best Answer Policies in CQA system. Currently, a question on CQA System can only have one best answer.

How to reuse Q& A archives in cQA services to improve satisfaction on complex question queries has become an attractive research field.

如何重用社区问答服务中积累的问题答案知识提高复杂问题查询的满意度成为该研究的一个研究热点。

Community-based Question and Answering ( CQA) system has now become an emerging Web 2.0 services.

社区问答系统目前已成为一项新兴的Web2.0服务。

CQB, the short form of close quarter battle, is a required tactical course of the anti-terrorism special duty unit.

cqb是室内近距离作战的英文缩写，是反恐怖特勘单位必修的战术科目。

With the development of product requirements of diversification and customization, and the enlargement of requirements range of product quality, Collaborative Quality Management ( CQM), as a new model of the Quality Management, has been paid attention by the enterprises and institutions in the world.

随着顾客对产品的多样化、客户化要求越来越高，对产品的质量要求的范围也越来越广，协同质量管理作为一种全新的质量管理模式受到国内外企业和研究机构的关注。

This text introduces the preparation of IEC61169-39, the background of CQM RF connectors and its characteristics, main performances, uses and markets.

介绍了IEC61169-39标准的制定情况、CQM型射频连接器产品的研制背景、产品特点。

There are common patterns of construction management in the international projects, such as DBB, DB, CM, EPC and PM etc. For different patterns, the rights and liabilities of the partners are also different.

国际上常见的建设工程项目管理模式有DBB、DB、CM、EPC、PM等，在不同的项目管理模式中，建设各方的权利和责任也不一样。

Obviously, the novel thermal errors measurement method based on the use of DBB is more efficient and effective compared to traditional measurement systerms.

本文的研究工作，拓展了球杆仪的应用范围，并且，应用球杆仪检测机床误差，尤其是对机床热误差的检测，相对传统测量方法，该方法操作简易，数据处理快捷方便。

Objective The aim of this paper was to investigate the reliability and validity of the Chronic respiratory disease questionnaire ( CRQ) in China.

目的：了解慢性呼吸系统疾病问卷（CRQ）在我国临床应用的信度（一致性）和效度（可靠性）。

A unified approach, named discretized boundary equation ( DBE) method, is introduced in this dissertation.

本文提出一种统一的离散化边界方程法。

Studies on the Synthesis of DBE Catalyzed by Heteropoly Acids

杂多酸催化剂的制备及混合二元酸二甲酯的合成工艺研究

However, the rate of whole small-bowel visualization was inferior to the DBE system.

然而，整个小肠的可视化比率仍然比双气囊小肠镜系统要差得多。

He listed 72 basins or areas containing known or suspected DBG, covering North America, South America, Europe, Asia-Pacific, South Asia, Middle East and Africa.

他列出了遍布北美、南美、欧洲、亚太、南亚、中东和非洲的72个存在和可能发育深盆气的盆地或地区。

Law ( 2002), in his article entitled" Basin-centered Gas Systems", discussed global DBG systemically.

Law在盆地中心气（Basin-centered gas systems）一文中对全球性深盆气作了系统论述。

The DBG signal processor's appliance in the plastic packaging machines

DBG工控信号处理器在塑料包装机上的应用

Cannot find or open a required DBG file.

找不到或法所需的dbg案。

With increase of infiltration temperature, the amount of CrW solute increases, which leads to the increase in hardness and breakdown voltage, but the decrease of electrical conductivity and chopping current on the condition of the same Cr content in the CrW/ Cu composites.

CrW/Cu复合材料中，对Cr含量相同的配比，随着熔渗温度的升高，基体中CrW固溶体增多，材料的硬度、耐电压强度升高，电导率、截流水平则降低。

In this thesis, the Canard Rotor/ Wing ( CRW) Aircraft is selected as the object of study. In response to the complicated characteristics of its flowfield, a CFD numerical simulation method for the CRW flowfield is established based on the momentum source model.

以鸭式旋翼/机翼飞行器（CRW）为研究对象，针对CRW复杂流场结构的特点，建立了一套基于动量源模型的鸭式旋翼/机翼飞行器流场及气动特性的CFD分析方法。

At present, however, the researches about the healing mechanism of the combined radiation-wound injury ( CRW) were limited to the processes of wound healing. The effect of radiation-induced immunomodulation function damage on wound healing is still indefinite.

然而，目前对放创复合伤难愈机制的研究仅限于创伤愈合过程的研究，而辐射所致机体免疫调节功能损伤对创伤愈合的影响尚不明确。

Our previous study showed that recombinant plasmid carrying with human hepatocyte growth factor ( pHGF) can promote CRW healing, however, the mechanism of promoting CRW healing by pHGF has not completely elucidated.

目的：本实验室前期研究表明，携带人肝细胞生长因子的重组质粒（pHGF）对放创复合伤具有很好的促愈作用，但其促愈机理尚未完全阐明。

By this method, the characteristics of CRW flowfield in hover and forward flight are investigated. Also, preliminary investigations are conducted to simulate the flowfield of CRW at transition state.

应用该方法研究了悬停及前飞状态下该飞行器的流场特性，并对过渡状态下的旋翼非定常流场进行了初步的数值分析。