An automatic guidance method for tractor was developed based on a vehicle kinematical model and the optimal control theory.
利用车辆运动学模型，应用最优控制理论，对拖拉机自动引导行走方法进行了研究。
Automated guided vehicle (AGV) platform is the basis of studying AGV. Automatic guidance is one of the important technologies for AGV platform.
自动引导车作业平台是研究自动引导车的基础，自动导航控制技术是自引车移动作业平台的重要技术之一。
On the basis of control scheme of autopilot, control law of stable loop and guidance law of automatic guidance system are given. Moreover, pro-proportional guidance law is realized by computer.
在参考自动驾驶仪控制方案的基础上，给出了稳定回路的控制规律和自动导引系统的导引规律，并说明了用计算机实现前置比例导引规律的方法。
Methods Automatic biopsy device with negative pressure under the guidance of ultrasound through an oblique Angle were performed in 669 patients with nephropathy.
方法应用自动同步负压活检装置，在超声引导下斜角进针对669例肾脏疾病患者进行肾穿刺活检。
The RGPO jamming simulator plays an important role in the process of designing a Germinal Guidance Radar automatic test system, which could test the radar's anti-jamming ability.
在研制某末制导雷达自动测试系统的过程中，为全面测试雷达的抗干扰能力，迫切需要研制出相应的距离拖引干扰模拟器。
Through the internship site during the study and master the guidance and teachings, I have automatic fire alarm system also has basic knowledge and understanding.
通过实习期间在工地的学习和师傅的指导与教诲，我对火灾自动报警系统也有了基本的认识和了解。
Conclusion The ultrasonic guidance automatic biopsy method should are spreaded.
结论超声引导自动肾穿刺活组织检查应推广应用。
Because of the difference in part's shape, cubage and weight, the design of the automatic feeding system is complex and lack of the guidance of the theory.
对于形状体积重量各不相同的零件，其自动供料系统的设计比较复杂且缺少理论指导。
Methods Automatic ejection biopsy device was used to perform aspiration biopsy on the cervical lymph nodes of squamous cell carcinoma of the tongue in 37 cases under ultrasound guidance.
方法利用自动弹射活检装置在超声引导下对37例舌鳞癌颈部淋巴结穿刺活检。
We obtained the tissue pathologic diagnoses of 24 patients with lung space occupying lesion with automatic biopsy gun under the guidance of color Doppler ultrasound and 20g needles.
应用信航牌自动活检枪、20g槽式穿刺针在彩色多普勒超声引导下对24例肺外周型占位性病变进行自动组织切割穿刺活检，全部获得病理学诊断。
Its basic features include: automatic vehicle location, route design, route guidance services, and some commonly entertainment tools.
其基本功能包括：自动车辆定位、行车路线设计、路径引导服务以及各种娱乐功能等。
It can be said that automatic detection of remote airplane and missile has been the key techniques for imaging guidance, warning system and photoelectricity resist.
可以说远距离的飞机、导弹等飞行物的自动检测已成为成像制导、告警系统和光电对抗的核心技术。
This paper based on TV guidance studies image automatic target recognition for TV seeker, and offers theoretical preparation and technology support to the development of weapon system.
本文以电视制导为背景，研究了用于导引头的图像目标自动识别技术，为武器系统的研制与试验提供理论准备与技术支持。
The reason is that automatic approach and landing by only GPS based guidance may have large position errors.
原因是仅依靠GPS导航的自动接近和着陆，可能有较大的位置误差。
An accurate vehicle guidance system can be favorable to lots of working of many large agricultural mechanics, and the study of automatic path following system is an important problem.
一个准确的车辆导航系统有利于实现大型农用机械的大面积作业，因此研究自动跟踪路径系统是当前必不可少的问题。
This paper describes the composition, the principle, the design method and the performance analysis of a single chip microcomputer-based system for automatic vertical guidance of ranging drum shearer.
本文阐述利用单片微型机控制的采煤机滚筒自动垂直导向系统的组成、工作原理、设计方法和性能分析。
This paper introduced the principle of the automatic carrier landing guidance system and its filtering problem.
介绍了自动着舰导引系统的工作原理及其滤波问题。
The use has shown that the method of the automatic measurement is precise, measurement efficiency is high and integral work efficiency is advanced in testing final guidance radar.
使用表明，此种自动测量方法精确，测量效率高，提高了末制导雷达测试的整体工作效率。
Machine vision is one of the ways to get guidance information for automatic agricultural vehicles. Its basic function is to identify crop rows and then extract their crop-lines.
机器视觉是农业自动车辆获得导航信息的一种方式，其基本任务是从图像中识别出作物行，然后提取作物线。
Introducs a automatic testing system for terminal guidance radar, which adopts IEEE-488 bus standard, summarizes it's hardware constitutes and system characteristics.
介绍了采用IEEE- 488总线标准实现的末制导雷达通用检测系统，概述了其硬件的组成和系统特点。
In conventional Interception Guidance Automatic System based on the radar intelligence, the precision of radar intelligence has a direct effect on intercepting and guiding fighter.
在基于雷达情报的传统指挥引导自动化系统中，雷达情报质量直接影响对空指挥引导的效果。
Absrtact: in conventional Interception Guidance Automatic System based on the radar intelligence, the precision of radar intelligence has a direct effect on intercepting and guiding fighter.
摘要：在基于雷达情报的传统指挥引导自动化系统中，雷达情报质量直接影响对空指挥引导的效果。
Absrtact: in conventional Interception Guidance Automatic System based on the radar intelligence, the precision of radar intelligence has a direct effect on intercepting and guiding fighter.
摘要：在基于雷达情报的传统指挥引导自动化系统中，雷达情报质量直接影响对空指挥引导的效果。
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