The resumption of thread cutting of using G38+ function which provided by NUM numeral control system was firstly carry out in our country.
在国内首次使用NUM数控系统提供的G38+功能，实现螺纹重复切削。
This paper developed and studied the Product Design Process Management System for Jiangsu Douleng Numeral Control Machine Joint-Stock Limited Corporation.
本文对江苏多棱数控机床股份有限公司的产品设计过程管理系统进行了开发和研究。
Stepper motors are used widely in numeral control system with the characteristics of high speed starting and stopping, accurate stepping, directly receiving numeral quantity.
步进电机因其快速启停、精确步进、直接接受数字量等优点，在数控系统中得到广泛应用。
The design and project of numeral control chart are put forward, and the composing of system, functional structure and methods of realization are discussed also in this paper.
提出数字化控制图系统的设计方案，并讨论系统的组成、功能结构以及具体的实现方法。
The article elaborated the design idea and the structure of a new type of numeral control machine tools for the machining of valves, and emphasized some new structure in the design.
对一种自行研制开发的加工阀体数控专用机床的设计思想、结构进行了详细阐述，强调了一些设计中的新颖环节。
Reforming of teaching, strengthening technology ability training, training numeral control personnel and stressing higher vocational characteristic have been discussed in the paper.
文中从高职数控专业深化教改教研、强化技能训练、培养数控技术人才、突出高职教育特色等方面阐述本人的看法和设想。
Whe company mainly produces precision numeral control lathes which are domestically produced by importing japanese advanced technology so as to meet the requirement of domestic customers.
我公司生产的主要产品是精密数控车床，该产品通过引进日本先进技术加以国产化，以满足国内用户的需求。
It is achieved the function by feedback, integral circuit, computerisation data acquisition and numeral control with the computer on slice, and provided favourable dynamic and static performance.
它由反馈网络、积分电路、单片机化数据采集与数字控制实现，具有良好的动静态性能。
Describes the process of setting up and canceling cutting tool radios compensation in numeral control processing, illustrating and analyzing some secret programming errors occurring in this process.
阐述了数控加工中刀具半径补偿建立和撤销的过程，分析并举例说明了在此过程中较为隐蔽的编程错误。
Digital control circuit takes charge of controlling the working course. it consists of AT89S51, double-figured common-cathoded numeral display, buttons, buzzer, LEDs.
数字控制电路负责控制洗衣机的工作过程，主要由AT89S51单片机、两位共阴数码管、按键、蜂鸣器、LED指示灯组成；
This paper introduces a numeral down converter control system.
本文介绍了一种数字式下变频器的控制系统。
The result implies that this method has high precision and fast convergence pace and it can be applied to many fields such as aeroengine numeral simulation, control simulation and so on.
试验结果表明，此方法具有精度高，收敛速度快等优点，可广泛运用于发动机数值仿真及控制模拟等领域。
We also give the upper bound of the impulsive intervals. And two numeral experiments are given, one is strong and the other weak control.
本文还给出了脉冲控制的最大时间间隔，还进行两个数值实验模拟，一个是强脉冲控制，另一个是弱脉冲控制。
Characteristics: Electronic temperature-control circuit, real-time temperature numeral display, and low water level acoustooptic alarming device.
特点：电子控温电路，实时温度数码显示，低水位声光报警装置。
Characteristics: Electronic temperature-control circuit, real-time temperature numeral display, and low water level acoustooptic alarming device.
特点：电子控温电路，实时温度数码显示，低水位声光报警装置。
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