scanning track meaning in English

扫描方向

Ast automatic scanning tracking
自动扫描跟踪
According to tracking theory , automatic following can be divided into three systems : step - advance tracking , taper - scan tracking and single - pulse tracking
按跟踪原理，自动跟踪可分为三种体制：步进跟踪、圆锥扫描跟踪和单脉冲跟踪。
First of all , this paper summarizes the history and actuality of tracking technology , and analyse the basic principle of programme tracking 、 taper scanning tracking and single pulse tracking , and compare it with the others
本论文首先概述了跟踪技术的发展历史与现状,对程序跟踪、圆锥扫描跟踪、单脉冲跟踪的基本原理进行了论述与比较分析。
Analyse the technology principle of program tracking , step - in tracking , conical scan tracking and singleshot tracking , and contrast the advantage and disadvantage of them . select program tracking and conical scan tracking considering performance and cost
二、对程序跟踪、步进跟踪、圆锥扫描跟踪和单脉冲跟踪这四种自动跟踪技术的原理进行了具体的分析,并比较了它们各自的优缺点,从性价比的角度,选择了程序跟踪与圆锥扫描跟踪相结合的方式。