Displacement-based seismic design ( DBSD) is an effective way to realize the philosophy of performance-based design ( PBSD), which has received increasing attention.

The displacement demands of symmetric and asymmetric continuous girder bridges in longitudinal direction are studied, and then a DBSD method is proposed, an example is given.

分别对纵桥向对称和不对称的连续梁桥的固定墩墩项位移需求进行了研究，在此基础上提出了连续梁桥纵桥向基于位移的抗震设计方法，给出了该方法的算例。

Continuous girder bridges with different design diameters are designed in longitudinal direction with both FBSD method and DBSD method, and their results are compared.

对具有不同设计参数的连续梁桥分别采用基于强度与基于位移的设计方法进行了纵桥向的抗震设计，并对设计结果进行了比较。

The procedure for direct Displacement-Based Seismic Design ( DBSD) method of frame-shear wall structures is briefly introduced.

简述了框架-剪力墙结构直接基于位移的抗震设计过程。

Its PostgreSQL is a distributed DBMS and can combine all the DBSs from every sector distributed in different sites of the college relying on the CN so as to constitute a multi-database academic information management network system.

该系统采用PostgreSQL为分布式数据库管理系统，依托校园网，将分布于不同场地的各个部门的数据库系统连接起来，构成一个多数据库网络教务信息管理系统。

Methods: One hundred and three CBP patients were randomly assigned to three different groups and received three different therapies, respectively: ① 61 cases by transurethral perfusion and drainage with antibiotics with DBTC catheter;

方法：103例慢性细菌性前列腺炎病人分为3组接受不同治疗：①导管组，61例，经尿道双囊三腔导管灌注引流；

Objective: To investigate the efficacy of the double balloon and triple channel catheter ( DBTC) in the treatment of chronic bacterial prostatitis ( CBP).

目的：研究双囊三腔前列腺灌注引流导管在治疗慢性细菌性前列腺炎中的作用。

Results DBTC can find any shaped clusters, and the accuracy exceeds 80% in the clustering on Chinese text sets.

结果DBTC算法可以发现任意形状的簇，对中文文本聚类的准确率高达80%以上。

A conversion algorithm frcm DBTG schema to relation DBMS schema

一个从网状数据库模式到关系数据库模式的转换算法

The optimal concentrations of DCP, VTES and DBTL obtained from the orthogonal designing, were 0.10 PHR, 2.5 PHR and 0.15 PHR, respectively.

正交实验获得DCP、VTES及DBTL的最佳用量分别为0.10份、2.5份、0.15份；

There were synergistic reactions of DBTL with CaSt_2 or with epoxidized soybean oil.

DBTL和CaSt2、环氧大豆油复合，都具有协同作用。

The results show that the neutral composite silica sol catalyzed by Dibutyltin dilaurate ( DBTL) achieved optimal performance.

结果表明在二月硅酸二丁基锡（DBTL）催化下制备的中性KH560改性硅溶胶的综合性能达到最优。

The degree and delay constrained routing problem in overlay multicast was studied, and a new overlay multicast routing protocol called delay bounded tree protocol ( DBTP) was proposed.

研究有度和延时约束的覆盖多播路由问题，提出了一个新的覆盖多播路由协议-延时受限的树协议（DBTP）。

The average application does not need to show up on the status bar, in the control panel, as a DBUS service and a regular application, and also as an applet for the home page.

一般的应用程序不需要在控制面板的状态栏上显示，如DBUS服务和常规应用程序以及主页上的applet那样。

Data buffer units ( DBUS) are important components of the system.

数据缓冲部件DBU是该系统中的一个重要组成部分。

However, aspectual middleware platform DCAM is a middleware computing environment, which satisfies the self-adapting of on-demand computing and supports the real-time reconstruction of system platform.

而方面化中间件平台DCAM能够实现面向按需计算的自适应需求，是一种以支持系统平台的实时重构为目的的中间件计算环境。

Malaysia Airlines also received support from the Department of Civil Aviation Malaysia ( DCAM), who deployed two of their officers to join the team in Beijing.

我们还得到马来西亚民航部门的支持，民航部署的两个行政人员加入我们北京的团队。

This was to facilitate questions and provide information on the search and rescue mission which is coordinated by the DCAM.

为了助于解答家属的疑问，以及提供有关民航的搜索和救援任务的信息。

There are many ways of representing the objects of mathematics in programs, and Martin Johansen's Dcas system demonstrates just how different these methods can be.

存在许多在程序中表示数学对象的方法，而Martin Johansen的Dcas系统则证明了这些方法可以如何的千差万别。

Extensive computational studies were also carried out to evaluate the performance of DCAS on a new suite of benchmark functions with up to1000 dimensions.

通过一组高维测试函数对DCAS算法的性能进行了高达1000维的仿真实验。

Furthermore, a self-adaptive disturbance strategy was introduced to improve the precision of DCAS by developing ant's local search.

另外引入自适应扰动策略改进CAS算法，使蚂蚁增强局部搜索能力，提高了原算法的搜索精度。