short-baseline system

By adopting short focal lens the design of the catadioptric omnidirectional distortionless imaging system for horizontal scene can miniaturize imaging system, but which may influence on system image quality due to the distortion of short focal lens.

采用短焦距透镜设计水平场景无畸变折反射全景成像系统，会使系统更加小型化，然而短焦距透镜的畸变会对系统成像产生影响。

Therefore, the modern air defence system needs three types air defence missiles, they are long, medium missile and short range missile for terminal phase defence.

因此，现代防空体系需要三种类型的防空导弹，这就是远程防空导弹、中程防空导弹和末端防御用近程防空导弹。

Begin with improving design of contacts, arc-extinguishing system, closing electromagnet and secondary plug-in contacts, the short-circuit breaking capacity test for 390 VAC, 100 kA P-2 short-circuit category and following test verification of temperature rise are passed successfully.

从改进触头、灭弧系统、合闸电磁铁和二次插入式触头的设计入手，使断路器成功地通过390VAC，100kAP2短路性能类别的短路分断能力试验以及试后的温升试验验证。

The system is composed of three parts: Short note input subsystem, short note examination subsystem and short message service center.

系统由三个部分组成：短信录入子系统、短信审查子系统和短信服务中心。

It is necessary to check the interrupting capabilities of circuit breaker in real time because the network varies. To calculate short-circuit currents in a large system using a real-time short-circuit current analysis totally based on EMS system is first introduced in this paper.

本文介绍了如何用计算机进行大型网络的短路电流计算、基于EMS系统的短路电流实时分析，并分析了实时短路电流计算与离线算法的不同之处。

Comparing transversely on some familiar modes of communication in wireless communication fields, such as SMS ( Short Message Service), WAP ( Wireless Application Protocol) and USSD, it is concluded that USSD takes a great advantage on both system maintenance cost and terminal support.

通过对无线通信领域中几种常见的通信方式短信息方式、WAP方式（Wireless Application Protocol）、USSD方式进行横向比较而得出：USSD方式在系统消耗、终端支持、维护成本上具有极大的优势。

In this paper, the difference between the short term frequency stability of a pulse Doppler radar and that of a continuous-wave system is discussed in detail, and a set of approximate formulas is presented.

文中详细讨论了脉冲测速雷达的频率短期稳定度与连续波时的差别，并给出近似计算公式。

Short message application system is formed by three subbranch system, which is: mobile bank system, electronic device monitor and alarm system, offical notify system.

短信应用平台包含三大子系统：移动银行系统、电子设备监控报警系统和办公通知系统。

By system simulation test, the short term plan is proved to be able to solve the shortage of water in North China.

通过系统仿真试验表明近期调水方案能够较好的解决华北地区的缺水问题。

Using kinetic kill vehicle to intercept tactical ballistic missile ( TBM) during terminal phase, the advantage of Divert and Attitude Control System ( DACS) whose response time is very short is taken to improve accuracy and destroy the target by hit-to-kill technology.

在末制导段采用动能拦截器拦截战术弹道导弹，可以利用其快速响应的直接力控制技术提高命中精度，达到直接碰撞杀伤目标的目的。