pulse distance

With the quick development of the space navigation in 1990s, there has a higher requirement to the electronic pulse measure circuit of time interval which is the key component of the distance measure instruments.

90年代以来，随着我国宇航事业的高速发展，人们对测距仪的核心部件&电脉冲时间间隔测定器的要求越来越高。

Experimental result shows that under condition of isothermal layer channel, long distance and low target speed, target pulse-pulse echo correlation coefficient is about 0.7, for a stable time of about 10 s.

实验结果表明：在等温层信道中，目标距离较远、目标相对速度较低的情况下，海上目标回波脉间相关系数在70%左右，至少在10s内时间中，可以保持较强的相干性；

A ranging algorithm of multi-frequency pulse ranging applied in the long stand-off distance fuze was proposed.

提出了一种应用在大炸高无线电引信中的多频脉冲测距算法。

Technique of γ Radiation Detection in Close Distance n, γ Commix Pulse Radiation Field

近距离n，γ混合脉冲辐射场中γ辐射探测技术

By changing the plate distance, discharge electrode distance and the value of pulse forming capacitor, the paper researches the influence of those changes on ns high voltage pulse waveforms. The results of the experiment provide basia for the design of the electrode configuration.

通过改变收集极板间距、放电极邻距及脉冲成形电容值，研究这些参数变化对高压ns级脉冲波形的影响，为设计脉冲电晕脱硫反映器内部电极结构提供了实用性实验依据。

Evolution of Femtosecond Pulse in Resonant Atomic Medium with Long Distance

飞秒脉冲在共振介质中长距离演化过程研究

Long-range laser ranging technology generally based on time-of-flight method. The distance of non-cooperation target was detected by measuring round-trip time of laser pulse travelling between emission point and the target.

中远距离的激光测距技术一般采用脉冲飞行时间法，通过测量发射点与目标之间激光往返的时间，获得口标物距离信息。

The advantages of the nuclear explosion detection by electromagnetic pulse are the quick speed, the far distance, and the less influence by weather, etc.

通过核电磁脉冲（NEMP）进行核爆探测具有探测距离远、速度快、受天侯影响小等优点。

The solutions describe stokes intensity as a function of inter pulse spacing, distance and zenith angle in a uniform medium and in nonuniform medium ( atmosphere).

给出了在均匀介质和非均匀介质（实际大气）情况下的斯托克斯光强随脉冲间隔、传输距离和天顶角变化的函数关系。

The time delay and pulse width also depend on propagation distance.

脉冲时间延迟和脉冲宽度还随传输距离发生变化。