Based on the numerical solution of Saint Venant Equations and proportional control mode, the author established a computer program for simulating automatic upstream control irrigation canal system.
作者通过圣维南方程组的有限差分数值解并使用比例控制方式，编写出计算机程序，实现了自动上游控制灌溉渠道系统的计算机模拟。
Nc automatic program is a mainstream of the programming approach in the current numerical control process, and it has a series of merit such as quick speed, short period, high quality and convenience.
数控自动编程是当前数控加工中编程方法的主流，它具有编程速度快、周期短、质量高、使用方便等一系列优点。
Used for brake beam of railway vehicle, the automatic welder, the numerical control system of which is based on the DSP motion control card, has been introduced with details of the key technology.
介绍了以DSP运动控制卡作为控制系统核心的货车制动梁自动焊接机，详细论述了自动焊接机的关键技术。
The random changing of the tape length is analyzed in ATL processing based on the framework and the control system for the automatic tape-laying (ATL) numerical control equipment.
在论述自动铺带机的构架和控制系统的基础上，分析了自动铺带成型过程中预浸带位置随机变化的原因。
Advanced detection equipment and technology, and more than 20 numerical control machine tools and semi-automatic processing lines.
拥有先进的检测设备和技术，以及20多台数控机床和半自动加工生产线。
On the basis of the measurement data, the numerical-control program is manually corrected. Adaptive control, with automatic correction, should be available in the near future.
依据测量数据，可以对（车床）数控程序进行人工更改；带有自动更改功能自适控制程序应当在不久的将来就会面世。
The automatic multi-quadrant arc machining by a numerical control system is of great significance.
本文叙述了自动加工过象限圆弧以总步长作为终点判断的必要性。
The HDL series automatic tool-changing electrical mainshaft developed by the company can be used combined with the high speed numerical control machining center.
公司开发的HDL系列自动换刀电主轴与高速数控加工中心配套使用。
Until computer control, numerical control system process by level way process each thin layer and make they automatic sticking and shaping in succession in an orderly manner.
在计算机控制下，数控系统以平面加工方式有序地连续加工出每个薄层并使它们自动粘接而成型。
In view of the spherical surface numerical control milling question, the paper has analyzed the advantage and disadvantage of automatic programming and the manual programming by contrast.
针对球面的数控铣削问题，对比地分析了自动编程与手工编程的优劣。
This paper introduces the automatic welder used for Van beam, the numerical controls ystem of which is based on the DSP motion control card, and the key technology a bout its construct is discussed.
介绍了以DSP运动控制卡作为控制系统核心的货车制动梁自动焊接机，详细论述了自动焊接机的关键技术。
Guangzhou Longbang automatic control Equipment co., Ltd. is a research and development, manufacture numerical control machine tool and oil bath tape feeder manufacturers.
广州隆邦自动化控制设备有限公司是一家集研发、制造数控机床和油浴送料机的厂家。
This company mainly manages: Copper. Aluminum stick automatic yummy treats machine, numerical control lathe, measuring appliance lathe.
本公司主要经营：铜。铝棒自动下料机，数控车床，仪表车床。
The utility model relates to a numerical control hydraulic servo valve which is mainly used in the hydraulic automatic control field.
本实用新型数控液压伺服阀主要用于液压自动控制领域。
The utility model relates to a numerical control hydraulic servo valve which is mainly used in the hydraulic automatic control field.
本实用新型数控液压伺服阀主要用于液压自动控制领域。
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