顺序控制

Then,it concretely analyses and introduces the electrical construct,electrical feature,and program of the control systems of chemical fiber baler.

首先介绍了三菱FX2N的特性特点、程序设计方法和编程方法，程序设计方法和编程方法包括经验设计法、顺序控制设计法和STL步进梯形指令，然后详细具体地分析和介绍了化纤打包机控制系统的组成、电气特征和程序。

At first it introduces the characteristics,method of designing the program,and method of editing the program of Mitsubishi FX2N.The method of designing and editing the program include the Experience Designing Method ,Sequencely Controlling Designing Method,and STL.Then,it concretely analyses and introduces the electrical construct,electrical feature,and program of the control systems of chemical fiber baler.

首先介绍了三菱FX2N的特性特点、程序设计方法和编程方法，程序设计方法和编程方法包括经验设计法、顺序控制设计法和STL步进梯形指令，然后详细具体地分析和介绍了化纤打包机控制系统的组成、电气特征和程序。

By contrast, article puts forward concept, type, principle and method of control cincture ,and carries on a controlling planning to aim at dispersion and concentration This will play a positive role in pushing sustainable development of small towns in forest zone in frigid area.

借鉴古代城墙在控制用地集约的优势，采用统计与比较的分析方法，通过对比，提出城镇建设顺序控制带概念、方法、类型、原则与内容，并针对我国寒地林区分散与集中的城镇形态进行控制带规划，这对寒地小城镇可持续发展将起到推动作用。

Key words: distributed control system; sequence control system; low voltage motor; interface technology; control

关键词］分散控制系统；顺序控制系统；低压电机；接口技术；控制

In this paper, the characteristics of pneumatic control technology and its development are analyzed first, followed by detailed discussion of the widely used sequential control technology, including the basic principles and its application in industry.

本文首先分析探讨了气动控制技术的发展及特点，接着研究了工业控制中大量应用的顺序控制技术及其特征和处理方法。

Its main features are : the use of electromagnetic valves and electrical control system for sequential control, and central control system compatibility, a high degree of automation.

其主要特点是：采用电磁阀与电器控制系统进行顺序控制，与中央控制系统兼容，自动化程度高。

Sequential control design method is an advanced regular design for design of PLC ladder diagram .

顺序控制设计法是PLC 梯形图的一种先进规范的方法，将其应用于组合机床控制系统中，使控制软件与工序动作有较好的对应关系，编制和调试效率高。

Ccording to the application research of expert system in production process of soaking pit s, this paper answers how to build the rules, facts and the processor of expert system, how to run the expert system and how to design the interface.

通过对专家系统在均热炉群生产过程中的应用研究，探讨了在线专家系统建立的规则、事实、推理机的构成，运行方式及接口设计的实现；阐述了利用能表达知识的规则进行均热炉加热方法控制和配合轧机工作规律的出钢顺序控制的方法，并与控制系统相配合，达到科学管理整个均热炉生产的目的。

Second, it models and simulates dynamically the parallel, asynchronous, distributed and concurrent workflow of machinery of cluster with intuitionistic and visual figure, and give the effective controlling strategy of optimal collocating and dynamic attemperation, be dead against the asynchronism and concurrent character of machinery of cluster, which result from that MAS loosens the restricting for centrality, programming and gradation controlling and offers the mechanism of separated controlling, meeting an emergency and parallel disposing.

由于多智能主体技术放松了对集中式、规划、顺序控制的限制，提供了分散控制、应急和并行处理，本文针对基于多智能主体的机群工作流的异步性和并发性采用Petri网技术通过直观、形象的图形，对并行、异步、分布、并发的机群工作流进行了建模分析和动态模拟，并提出了机群的优化配置和动态调度的控制策略。3。

of programming design and manual operation trapeziform figure in system of numerical control lathe Corresponding project to problems is provided synchronously.

可编程控制器在机械制造的设备控制中应用非常广泛，通常用来实现逻辑控制和顺序控制，在普通车床数字化改造中，用PLC作数控系统的核心部件是一个新的课题。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。