复杂

The application of this technique in data access object is implementd through repacking the interface between application program and database system.

现代数据管理几乎都是以数据库作为其核心的，同时，现实世界中越来越多的应用要求对数据的&定时&存取和对&短暂有效&数据的存取，实际操作越来越趋于复杂，软件的设计也越来越复杂，数据库访问和处理的速度已经越来越重要了，实时数据库在这种情况下提了出来。

The governance debate in the context of complexity recognises the scale of the challenge that is involved.

在复杂的环境中的统治辩论认出是复杂的对的挑战的以为单位的刻度是。

The results show that both of the "anaerobic" wastewater treatment and the sludge anaerobic digestion make the organic compounds in sludge so complicated that the organic compounds decomposition and release temperature becomes higher during pyrolyzing, and the "aerobic+anaerobic" process makes the organic compounds in sludge more complicated than the "anaerobic +aerobic" process. There is no influence on the combustion process and the burnout point, but can make the combustion temperature of sludge higher.

结果表明，污水处理工艺的&好氧＋厌氧&、&厌氧＋好氧&过程以及污泥的厌氧消化均使污泥中的有机物结构复杂，导致污泥热解时有机物的分解和析出温度升高，且&好氧＋厌氧&过程使污泥中有机物结构更复杂；而对污泥的燃烧过程和燃尽点无影响，但使着火温度升高。

To pre-estimate the formability of complex aircraft skin parts and simulate the whole deformation processes, a finite element simulation system-STRETCHFORM is developed to assist the manufacture according to the stretch-forming feature of skin parts.

针对飞机复杂蒙皮拉伸成形特点，基于静态隐式算法开发了复杂蒙皮拉形数值模拟系统STRETCH FORM。系统分为前置处理、核心求解和后置处理3个模块。介绍了系统各模块的主要功能以及机构运动、静态隐式有限元算法和接触搜索算法等关键技术理论。

Maximum likelihood detector is the optimal detector and has the best performance. The challenge of MLD is the high computational complexity. K-Best decoding algorithm has been proposed to reduce the computational complexity. K-Best decoder algorithm computes Partial Euclidean Distance and only keeps the best K nodes that have the smallest accumulated PEDs. After completing breadth-first tree search, we will have K leaves with the smallest PEDs.

最大相似度侦测法是公认最佳化的演算法，有著最好的侦测效能，但运算复杂度将会随著调变群集和传送天线数目大小而呈指数型增加。K-Best球型解码演算法因而被提出来，得到近似最大相似度侦测法的结果，解决最大相似度侦测法运算复杂度过高的问题。K-Best球型解码演算法在计算完部份欧几里德距离后，需要取最小K个值做为候选点，再往下层去找候选点。

The complexity of business models determines the complexity of enterprise information system,thereby im- pacts reconfiguration performance of the system to a great extent.

业务模型的复杂度决定企业信息系统的复杂度，也对信息系统的重构性能具有很大程度的影响。

In the design, a lot of key problems were solved, including the decomposition of a complicated control task, the construction of the quasi-equivalent model of the complex object, the design of the characteristic model and multi control modes, the parameter optimization with multi goals, and the assimilation, accommodate and the study evolution of sensory-motor intelligent schema. So a quick effective transition from simulation design to the real-time control was preliminary realized.

在设计上，解决了复杂控制任务分解、复杂对象类等效模型建立、特征模型与多控制模态结构设计、多目标多参数优化、以及动觉智能图式的同化、顺应和进化等关键问题，初步实现了从仿真设计到实时控制的快速有效过渡。

The procedure is applied in two projects:(1) Shanghai Huanqiu finance center tower foundation pit dewatering, the complicated flow state of groundwater is simulated under these conditions which the aquifers deposite layer by layer, the bottom of the aquifers goes deep to 149m, the horizontal flow barrier goes deep to 34m, the extraction wells are penetrated to 55m, the filters of the extraction wells are located between 34m to 55m, and the water level in the deep foundation pit is decreased to 26m under land surface, the result of 8 pumping wells optimization project is designed.(2) The forth subway of Dong Jia-du tunnel repair foundation pit dewatering in Shanghai, the complicated flow state of groundwater is simulated under these conditions which the aquifers deposite layer by layer, the bottom of the aquifers goes deep to 144.45m, the horizontal flow barrier goes deep to 65m, the extraction wells are penetrated to 60m, the filters of the extraction wells are located between 45m to 60m, and the water level in the deep foundation pit is decreased to 42.45m under land surface, then an optimization project is designed.

最后将成果分别应用于两个工程实例中：(1)上海环球金融中心塔楼基坑降水，模拟了在多层含水层复合存在、含水层最深底板埋深达149m、基坑周围挡水连续墙埋深达34m、抽水井埋深达55m、抽水井过滤器埋深为34至55m，基坑内地下水位降至埋深达26m的情况下的地下水复杂流动状态，得出了8口抽水井优化降水方案；(2)上海地铁4号线董家渡隧道修复基坑降水，模拟了在多层含水层复合存在、含水层最深底板埋深达144.45m、基坑周围挡水连续墙埋深达65m、抽水井埋深达60m、抽水井过滤器埋深为45至60m，基坑内地下水位降至埋深达42.45m的情况下的地下水复杂流动状态，确定出了最优降水方案。

In the last new years , as the demands of wireless communication system grows rapidly , the bands of microwave frequency had been saturated with various communication applications . To achieve wider spectrum for high-speed and high-capacity transmission , bands of millimeter-wave frequency are the solution of this problem . The advantage of MMW wireless communication systems is wider bandwidth comparing with microwave communication systems . To utilize the spectrum efficiently , many methods of complexly digital modulation is proposed . The more complex modulation , the higher linearity is required , and more various phase of signals are required to accomplish process of modulation . Therefore high-linearity and quadrature-phase modulator and demodulator are the emphasis of this thesis . For high level of integration , high performance and low cost , this chip is fabricated by the complementary oxide semi-conductor 0.13um process . A compact size of direct down-conversion and direct up conversion circuits will be presented in this thesis .

近年来随著无线通讯产业的蓬勃发展，微波频带已经趋近於饱和，为了追求更宽的频谱来达到更快传输速率及高资料容量的传输，宽频的毫米波频段提供了解决此问题的途径，毫米波无线通讯系统提供了相对於微波通讯系统宽频的优点，且为了更有效的使用频谱，各种不同且复杂的数位调变方式及方法被发表出来，越复杂的调变方式其所需的线性度越高，且需要更多不同的相位讯号来完成调变的过程，因此高线性度及四相位的调变及解调器将是此篇论文的研究重点，为了达到高整合性，高效能，及低成本的电路设计，我门利用互补式金氧半导体制程来完成此电路设计，因此一小面积的直接降频(Direct down-conversion)及直接升频(direct up-conversion)电路将在文中介绍。

The proposition and research of the hybrid system provide a good tool to describe both the coupling of characters of continuous and discrete dynamics and the complex dynamics phenomenon of the coupling and to understand some complex phenomenon in nature and society.

混合系统的提出与深入研究，为刻画连续与离散动力学特性两者间的耦合及其产生的复杂的动力学现象、为人们理解自然和社会的一些复杂现象提供了一种有力的工具。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。