查询词典 security system

Based on the p rinci ple of system, a basin,taking water as a intermediary,is regarded as a open and complicated system through the interacti on between mankind and nature, and a su stainable development model of the basin system proposed.

从系统的观点出发，把流域看成为一个以水为媒体，人与自然相互作用的开放的复杂巨系统，提出了一种流域系统可持续发展的模式，分析和研究了流域系统的运行机制及测度指标体系，进而提出一种层次分析方法和神经网络方法相结合的综合测度方法。

This article takes the PSR model in Ecological system as a original version , then stimulatingly constructs the PSR model of Pharmaceuticals industry, and argument the comparability and analogy between ecological system and industrial system.

本文利用生态系统中的PSR模型作为蓝本，模拟建立了我国制药产业的压力、状态、响应模型，并论证了生态系统与产业系统的相似性和可类比性。

Secondly, it specifies the system solution of automatic Gleithretter thickness testing in detail, thickness testing technology using grating, serial communication achievement solution of PLC control system. Achieving data sampling by applying of the PCI200 subdivisional card. And then designs thickness testing system software using Borland C++ Builder 6.0 for the application of automatic control of Gleithretter thickness testing sorting , the experiment.

其次详细叙述了滑片厚度自动检测系统总体设计方案及要求，光栅厚度检测技术，上位机与PLC控制系统串行通信的实现方案，开发应用PCI200细分采集卡实现数据采集，利用Borland C++ Builder 6.0平台设计开发的滑片厚度自动检测系统软件，来实现对滑片检测分选的自动控制，实验。

The gravity current deposition also may, according to different environment, includes the fan like deposition system (submarine fan or sublacustrine fan), the channel or the trough valley deposition system, bedded or banded deposition system and so on.

重力流沉积还可以按其发育的沉积环境而划分为扇状沉积体系、沟道或槽谷沉积体系、层状或带状沉积体系等。

At first, the method used the finite element method to design the combination plan of submains and hollow forgings capable of meeting with the requirement of the douches in a micro-irrigation system that the water flux and water-discharging uniformity of the douches be equilibrated, and the pressure heads of the correspondent submain units; next, the parameters of the design and the pressure heads were input into the dynamic programming model and then the optimal combination design of the diameters of various orders of micro-irrigation pipes in the system as well as the pressure heads necessary to operate the system was obtained.

提出了一种基于有限元法和动态规划法的微灌系统管网优化设计方法，该方法先利用有限元法，设计出符合灌水器平均流量和灌水均匀度要求的支管与毛管参数组合方案，及相应的支管单元操作压力水头，然后将这些参数组合与支管单元操作压力水头代入动态规划模型，即可设计出微灌系统各级管道管径的最优组合方案，并确定微灌系统所需的操作压力水头。

Subrogate country system, the preferred method in judicial practices of U.S. nowadays, the theory of produce factors value with whose applicable exception, market-oriented industries test is indicated that it still can't get rid of the old system and it is just the deformation of the subrogate country system.Chapter four.

通过对美国替代国制度相关立法的介绍，指出目前美国在司法实践中的首选方法——生产要素价值法，以及排除该法适用的例外——市场导向产业测试法，仍无法脱离替代国制度的窠臼，只不过是替代国制度的变形。

Aforementioned approaches is presented for the estimation of the parameters of acomplex structural system-the foundation- silo interaction system. The identificationendeavour with the method of substructural parameters identification technique is accomplished by dividing system into upside configuration and foundation substructure.

把以上建立的解决复杂结构参数识别的方法应用到贮仓一地基相互作用系统的参数识别中，把上部结构和地基作为两个子结构，运用动态子结构参数识别方法分别进行了参数识别。

In this paper, the bovine serum albumin-β-mercaptoethanol-sodium dodecylbenzene sulphonate system was studied by resonance light scattering technique. Based on the RLS intensity difference between β-ME-SDBS system and BSA-β-ME-SDBS system, a simple assay for BSA was developed.

通过测量β-巯基乙醇-十二烷基苯磺酸钠-牛血清白蛋白体系的共振光散射强度，建立了一种测定BSA的快速、简便的共振光散射光谱法。

Based on the characteristics of the chip we designed to control the hydraulic servo system for the core of this system, control circuit valve using digital potentiometer, through programming, automatic regulation resistance, high AD698 and accurately by an LVDT valve mechanical displacements converted single polarity dc voltage, through the simulation, the design of PID algorithm of closing valves, the degree of control system and superordination machine, realize the valve control circuit of adjustment and control.

基于上述特点我们设计了以单片机为控制核心的液压伺服阀控制电路，本系统采用数字电位器，通过编程自动调节电阻值，采用AD698 与LVDT 配合，高精确地将阀门的机械位移转换成单极性直流电压，通过模拟PID调节算法，设计实现了对阀门开合程度的控制，该系统与上位机进行通信，实现对阀门控制电路的调试及监控。

The concrete measures on transforming the coal suppling system, powder making system and injection system were put forward.

并依此提出对供煤系统、制粉系统、喷吹系统及喷枪的优化和技术改造提出了具体措施，建立了喷吹用煤数据库。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。