Part programming is the crux in the use of NC machine tools.
数控加工程序编制是数控机床使用中的关键。
Based on these methods, a last NC machine was developed successfully.
按照这些方法，成功研制了数控刻楦机。
When I go into the workshop, I will teach you how to operate an NC machine.
当我走进车间时，我将要教会你们如何操作数控机床。
The system consists of NC machine, welding control device, welding head, etc.
此系统由数控主机、焊接自动控制装置、焊接机头等组成。
Jack: We are learning about how to operate a real NC machine, this is new to us.
杰克：我们正在学习如何操作一台真正的数控机床，这对我们来说是新知识。
The machining of Variable-axis NC Machine Tool is influenced by its accuracy directly.
变轴数控机床的精度直接影响着其加工能力。
The software compensation of geometric error is realized in 4-coordinate NC machine tool.
在4坐标数控机床上实现了几何误差的软件补偿。
The research method can be applied to the predicting precision of other NC machine tools.
该研究方法可以用于其他切削加工方式的加工精度预测。
The output of nc machine tools of important enterprises is increasing double and redouble.
国内重点骨干企业金切机床厂数控机床产量成倍增长。
Nancy: I know nc a little bit, but I often get confused about the kinds of nc machine tools.
南希：我稍微知道一点数控，但是我常常对数控机床工具的种类感到困惑。
The precision manufacture and high rhythm production are achieved by XH714A NC machine tool.
利用XH714A立式加工中心的数控编程技术实现精确、高节拍的加工。
For NC machine tool setting incremental measure system, it is essential to zero when running the machine.
对于采用增量式测量系统的数控机床，每次开机后都必须首先进行“回零”操作。
The results indicate that the system is valuable and available at vibration fault diagnosis of NC machine.
通过对数控机床主轴承座的振动分析表明，该系统具有较高的应用价值。
The early reliability of NC machine tool is composed key parts for research of NC machine tool reliability.
数控机床主轴早期可靠性研究是数控机床可靠性研究的关键组成部分。
The position servo system it USES STD bus module type more CPU structure, mainly for economical nc machine tools.
本位置伺服系统它采用STD总线模块式的多cpu结构，主要面向经济型数控机床。
The infirm ability to develop domestic market for nc machine tool is the important reason of lower market occupancy.
市场营销能力不强是国产数控机床市场占有率偏低的一个重要原因。
This paper describes the development of VMT (Virtual NC Machine Tool) and its functions in the virtual manufacturing.
介绍了虚拟数控机床（VMT）的发展趋势以及在虚拟制造中的作用。
NC machine centers always work with a lower utilization and higher cost because of the level and experience of the processors.
由于工艺员水平和经验的原因，容易造成数控机床的利用率低，加工成本高等问题。
Recently, position servo control system has been widely used in most fields like NC machine tool, machining center, robot etc.
近年来，位置伺服控制系统已经在精密数控机床、加工中心、机器人等领域得到了广泛的应用。
To control the access of NC machine tools, to clear the purpose of the address and the source address to prevent illegal access.
对数控机床访问进行控制，明确访问的目的地址与源地址，防止非法访问。
Nc machine tool is a key component of the advanced manufacturing technology, and the important numerical control facilities, too.
数控机床是先进制造技术的关键组成部分，也是重要的数控装备设备。
This paper introduced basic requirements of main driving system in modern NC machine tool. Design and feature are also described.
介绍了现代数控机床主传动系统设计的基本要求，主传动系统设计及特点。
NC machine is a typical electromechanical integration equipment, and Servo system is also an important component of the NC machines.
数控机床是典型的机电一体化设备，而伺服系统是数控机床的重要组成部分。
According to the problems of low agility and reliability of the NC machine tools control system, an electric control system is designed.
针对数控机床电气控制灵活性差、可靠性低等问题，设计了一个电器控制系统。
The basic principle and method of time series analysis and its application in thermal error modeling on NC machine tools were presented.
提出了采用时间序列分析法进行机床热误差建模的基本原理及方法，及其在数控机床热误差补偿建模中的应用。
The form design of NC Machine Tools is a complicated work that comprehends the knowledge of aesthetics, ergonomics and product structure.
数控机床造型设计是一项综合了美学知识、人机工程知识和产品结构知识的复杂的设计活动。
The rotating of the stepping motor, the working procedure of the NC Machine Tools and the movement of the conveyer belt are controlled by PLC.
采用PLC对数控机床的加工工艺流程、步进电机的旋转以及零件输送带的运动进行控制。
Precision ball screw unit is the key part of NC machine, and its manufacturing level determines the precision level of NC machine to great extent.
精密滚珠丝杠副是数控机床的关键功能部件，其制造水平的高低在很大程度上决定了数控机床的精度高低。
Based on technology of articulated anthropometric scale models, this thesis analyzes the dimensions of human beings in the NC machine tools design.
论文运用人体模板技术，对与数控机床设计相关的各种人体尺度进行了细致的分析和研究。
Based on technology of articulated anthropometric scale models, this thesis analyzes the dimensions of human beings in the NC machine tools design.
论文运用人体模板技术，对与数控机床设计相关的各种人体尺度进行了细致的分析和研究。
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