子方案

We present a quantum error correction scheme based on quantum cloning. This scheme shows the relationship between quantum cloning and quantum error correction. 4 To avoid decoherence in quantum algorithms, we construct a decoherence-free subspace by using multiple quantum coherences.

该方案一方面说明了量子克隆与量子纠错存在一定程度上的联系，另一方面也反映出一些量子克隆过程本身具有一定的抗消相干的能力。4）提出用二维NMR中的多量子相干实现无消相干子空间，并在实验上验证了该DFS的避错能力。

Here scheme design evolutes in system optimizer; detail designconsists of various parts, and each part evolutes in different sub-optimizer.

其中方案设计由系统级优化器完成；细部设计由不同部分组成，各部分分别由不同的子优化器完成。

It is worth mentioning that for the Shanghai fire design, installation of the Shanghai Consumers fireboats No. 001, with world-class advanced level of design excellence is being the Three Gorges Project, Yangzi Petrochemical Corporation recommended.

值得一提的是为上海消防局设计，安装的沪消001号消防船，具有世界级先进水平，优秀的设计方案正被三峡工程，扬子石化等企业推荐采用。

The technical scheme of the invention integrally uses two wireless subframes to arrange the operation, enlarges the asymmetry scale range of the upgoing and downgoing operation supported by the air interface of the time division duplex communication system.

本发明所述技术方案综合使用两个无线子帧来安排业务，扩大了时分双工系统空中接口可以支持的上下行业务的非对称性尺度范围。

This dissertation fistly introduces appearance, definition, development process, functions and status of MES, also analyses methods and existent problems of MES production scheduling; as follow, in the background of CY_MES (a enterprise's Manufacturing Execution System), introduces main function and buildup of its support platform– SIMATIC IT, and whole structure of CY_MES; afterwards, for special production instance of the enterprise, designs production scheduling system software structure, function structure, data structure of order and entry and realization of silk production and packing production scheduling based on SIMATIC IT; finally, after contrast of many modeling methods and careful research of silk production flow of the enterprise, selects Petri net to model the silk production scheduling, for the sake of avoiding many error chromosomes, improves on the basic genetic algorithm, uses sigle unit genetic algorithm to optimize the Petri net model, lists the contrast of scheduling results.

本文首先介绍了MES的产生、定义、发展历程、功能及其发展现状，同时也分析了MES生产调度问题的各种解决方法及其存在的问题；接着以CY_MES为背景介绍了其支撑平台——SIMATIC IT平台的功能及其各组成部分，以及CY_MES的SIMATIC IT整体解决方案；紧接着在SIMATIC IT平台基础上，针对该烟厂的生产实际情况，设计了CY_MES生产调度系统的软件结构、功能结构、工单和子工单的数据结构和制丝与卷包生产调度的实现方式；最后，在比较了各种生产调度建模方法的利弊和对该烟厂制丝生产工艺流程深入研究后，利用Petri网建立了制丝生产调度模型，为了避免大量无效个体的出现，对基本遗传算法进行了改进，采用单个体遗传算法对这个Petri网模型进行了优化，并给出了调度结果的对比。

An adaptive subcarrier and bit allocation method based on embedded constellation is proposed for multiuser OFDM systems.

在多用户正交频分复用系统中，提出了一种基于复合星座的自适应子载波和比特分配方案。

A new detection scheme was proposed by combining the advantages of subcarrier correlation and antennagrouping based MIMOOFDM system.

结合OFDM子载波之间具有相关性与组分天线MIMOOFDM系统的特点，提出一种新的信号检测方案。

A discrimination algorithm integrated these discriminators is proposed. This algorithm can discard most of the false alarms while maintain a high detection rate.

本文设计了一种综合利用这几种算子的辨识方案，在保持检测率的同时，能够去除大部分检测阶段输出的虚警。

Inthe first scheme, an arbitrary two-qubit quantum state can be probabilistically teleported fromthe sender to the receiver.

第一种方案采用非最大纠缠的G态之一作为量子信道，实现了对任意两体量子态的概率隐形传态。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。