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This dissertation comprehensibly researches the performance of hybrid DS/FH spread spectrum communication systems, operating in a combined additive white gaussian noise , multiple access interference, and channel fading, particularly operating in hostile interference (partial band interference and multitone jamming). At the same time, the dissertation investigates performance of forward error correction coding and diversity technology against channel noise.

本文以此为背景，较为详细地研究了在信道中出现各种噪声干扰（高斯白噪声、多址干扰和信道衰落），特别是敌方的人为干扰（部分带宽噪声干扰和部分带宽多频干扰）时，混合DS/FH扩频通信系统的性能，以及前向纠错信道编码和分集技术对混合扩频通信系统信道出现噪声干扰时系统性能的改进情况。

Then the author made particular introduction to and discourse on the financing structure, operating procedure and operating mechanism etc and made a comparative analysis on the primary product and its derivant products of the Mortgage-Backed Securitization.

住房抵押贷款证券化在为住宅建设探索新的融资渠道，降低住房信贷成本，刺激居民购房有效需求，解决银行资金的&短期来源长期使用&矛盾，为投资者提供新的投资方向等方面将起到积极的作用，在我国实施住房抵押贷款证券化的必要性已勿庸质疑。

At the beginning of the paper, a literature review on the domestic and abroad researches of Container Terminal logistics system is provided introducing some computer simulating model technology apply case on Container Terminal logistics system on the domestic and abroad; secondly this article introduce the element and characteristics of Container Terminal operation system ,specially operation flow , controlling principle (including gate testing principle, ship controlling principle , quay operating principle , yard I/O operating principle , yard running system),followed by quality evaluating index and empiristic formulas of Container Terminal .

本文首先回顾了国内外集装箱码头物流系统的研究动态，介绍了国内外计算机仿真技术在集装箱码头物流系统仿真中的应用情况，然后介绍了集装箱码头作业系统的组成和特点，以及其装卸工艺、作业流程、操作原则(包括大门检查箱作业原则、船舶调度管理原则、码头前沿操作原则、堆场存取箱作业管理原则、堆场管理系统)，接着介绍集装箱码头系统的性能评价指标和码头通过能力经验公式及出入口车道数计算，并结合天津港集装箱码头物流系统的特点，系统地介绍了天津港集装箱码头的基本组成、布局、装卸工艺、作业流程后，评估了集装箱码头物流系统的相关性能指标，并结合实际码头的历史数据，介绍一些相关的经验公式。

Methods The operating astral lamp employs specially-designed LED as the point light source to focalize lights into a beam for operating illumination,and IC is used as the control circuit to manipulate the brightness, focusing, running detecting, alarming, partially auto-repairing and exchanging between AC and DC.

用特定的发光二极管作手术无影灯的点光源，聚焦形成手术照明光束，用单片机IC作控制电路控制无影灯的亮度、聚焦、运行状态检测、报警和部分自动修复等。

A mixed digit electronic hydromechanical control system was designed for an integrated liquid fuel ramjet engine. The control plan, the operating principle and the operating mode of the control system were introduced.

引 言2 0世纪后期，发动机控制系统由液压机械式向数字式电子控制发展，对发挥发动机的潜能、提高发动机性能和可靠性有着显著的优势。

In order to control the benzene contents in pump operating room, enhance scientific management of the poisons work in the room and keep the health of workers, we adopt poison work classification method to classify tasks in pump operating room according to different concentration, working time and jeopardous level.

jeopardous reason ；为了控制泵间中苯的危害，加强泵间中苯毒物作业劳动条件的科学管理，保障接触苯毒物作业的员工的身体健康，根据泵间中苯不同浓度、员工作业时间和毒物的危害程度，采用有毒作业分级方法，对苯泵间进行作业分级。

If elements of recycling efficiency, processing difficulty, energy consumption, rheology property of slurry and precipitation amount of aluminum sulfate are considered, the molal ratio of H2SO4/AlCl3 of 4.0 for 60 minutes at an operating pressure of 60 mmH2O and an operating temperature of 85℃ is the optimum. The higher the concentration of aluminum chloride, the better.

若考量资源回收效率、加工操作之难易度、能源损耗、设备材质需求、反应后浆料流动性及硫酸铝析出量等要素，以H2SO4/AlCl3反应莫耳比4.0、操作时间60分钟、操作压力60 mmH2O及操作温度85℃为最佳，氯化铝浓度则愈高愈好。

Originally, time designs application hitting the target in rubber vulcanization navar having introduced the monolithic machine , rubber vulcanization controls systematic operating principle and operating method.

本次设计介绍了单片机在橡胶硫化控制系统中的的应用，橡胶硫化控制系统的工作原理和操作方法。

In this paper, the author makes a thorough research on router operating and maintenance system. First the OAM designed requirements and evolutions are introduced. Then the author presents the high performance multi-protocol router architecture and OAM function requirements, which is developed by Tsinghua University, and designs and imptements the router operating and maintenance system for distributed architecture in detail.

本文对路由器操作管理进行了深入的研究，首先介绍了路由器操作管理的设计要求和研究现状，然后介绍了清华大学研制的高性能多协议路由器的软硬件体系结构和其对操作维护管理系统的功能要求，设计并实现了面向分布式路由器的操作维护管理系统。

After study security mechanism and several acess control model of operating system, compare the three odel, propose if combine the three model, it will be beneficial to confidentiality and integrity of Operating System.

介绍了操作系统的安全机制和几种访问控制模型，在对模型进行比较的基础上，提出采用多种模型相结合的方法，能够满足操作系统保密性与完整性要求。

I will endeavour to find you some assistance.

我尽力帮你找人帮忙。

At first I only know bruck is the idol of American younglings, afterwards I returned back to Taiwan ,even in Beijing last year ,I saw her poster everywhere, I was so surprised at her charm.

起初我只晓得布鲁克雷德丝是美国少男少女崇拜的偶像，后来回台湾，甚至去年在北京，居然也四处看见她的海报，才惊讶她的魅力之大。