介绍了状态元件，状态转移图和步进顺控指令的基本概念以及在VMGC100超精机电气系统设计中的应用方法。
This paper introduces the basic concepts of states, State Procedure and Step Ladder Instruction and its application method in designing VMGC100 electric system.
本文介绍了一种标识流图在顺序控制系统中建模方法，然后利用可编程序控制器中的步进指令实现控制。
The paper introduces a method of establishing model using mark flow graph in sequence control system. Then the control is implemented by step-by-step instruments in PLC.
通过比较，指出了S/R指令和步进指令在设计PLC顺序控制程序时所具有的不同特点。
The different characteristics between S/R instruction and Step Ladder instruction (STL) for designing sequential control program of PLC are putted forward passing through comparison.
通过使用可编程控制器中的专用脉冲输出指令和高速计数器，实现了对辐照仪步进电机的精确控制。
The accuracy control of the motors in Gamma-ray irradiation of blood is realized by means of the inner pulse output code and the high-speed counter in PLC.
烫印走箔采用大力矩步进电机，精确控制走箔、收箔，进给装置跳步指令范围为0—99次，特别适用于多联版烫印。
Hot stamping foil draws by powerful step motor, foil pull, rewinding controls precision, feeding device command from 0 to 99 times, it is suitable for many printing plates foil stamping.
利用可编程序控制器脉冲输出指令控制步进电机的转速、方向和移动距离，从而实现精确定位。
PLC used Pulse Output Function to control the stepper motor speed, direction and distance of movement, accordingly realizing the purpose of exact orientation.
在同步进程期间，不得执行生成断点指令或异常的线程。
The thread that generated the breakpoint instruction or exception must not be allowed to execute during the synchronization process.
本文通过对新型燃气还原炉电气控制设计，阐述了PCL基本顺序指令编程方法和步进状态编程方法，证明了微机应用于能耗设备上的节能可能性及必要性。
Based on electric contrd design of mew mode reduction furnace, this paper explained PCLbasic program programing method and step by step programming method.
本文通过对新型燃气还原炉电气控制设计，阐述了PCL基本顺序指令编程方法和步进状态编程方法，证明了微机应用于能耗设备上的节能可能性及必要性。
Based on electric contrd design of mew mode reduction furnace, this paper explained PCLbasic program programing method and step by step programming method.
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