Landasat是什么意思

网络释义

用法例句

First the radar electromagnetic environment is analyzed,then based on the radar PDW model,a simulation system of radar electromagnetic environment in satellite reconnaissance is developed.

分析了卫星侦察雷达电磁环境,建立了PDW形式的雷达脉冲模型,开发了卫星侦察雷达环境仿真系统。

Based on the analysis of communication environment in satellite reconnaissance, the simulation system of communication environment in satellite reconnaissance is developed.

在分析卫星侦察通信环境的基础上,开发了卫星侦察通信环境仿真系统,给出了环境仿真软件流程,并分析了软件实现的关键技术。

The military application of satellite reconnaissance information is still simplified and passive.

当前卫星侦察信息军事应用还比较单一化,信息是被动式分发的。

Traditional method to assess risk for optical imaging reconnaissance satellite is satellite-on-air forecast, and it is simple to operate but has false alarm.

传统评估光学成像侦察卫星的威胁一般是采用卫星临空预报方式,这种方式虽然操作简单,但是必然存在一些虚警现象。

In the case of imaging reconnaissance satellites (IRS) observing area target, different elevation selection results in different time coverage and area coverage, and the best elevation scheme results in the best coverage on the area target.

多颗成像侦察卫星在指定的时间段内对单个区域目标进行观测时,选择不同观测方案会产生不同的时间覆盖率与空间覆盖率效果,理想的观测方案能够最大程度地达到所需要的覆盖率。

Faced the main threat from reconnaissance satellites to ground radar stations,the charcteristecs and weakness of reconnaissance satellites are analyzed.

通过分析对地面雷达站威胁较大的侦察卫星的性能和弱点,结合地面雷达站主要目标的暴露特征,有针对性地提出地面雷达站反卫星侦察的具体对策。

Analysis of the probability of target detection and max access gap of reconnaissance satellite constellation;

侦察卫星星座目标发现概率与最大访问间隔分析

Focused on regional reconnaissance, a novel reconnaissance satellite constellation design method based on the GA (genetic algorithm) is proposed in this paper.

以区域侦察为背景,基于遗传算法提出了一个侦察卫星星座设计方法。

The analysis of the water quality pollution in Nanjing section of the Yangtze River by using the TM data from the USA Landsat has proved that the application of the satellite remote sensing technique not only reveals the extent, range and distribution of the water pollution objectively and comprehensively but also has the merits of saving time, labor and money.

采用美国陆地卫星TM数据分析长江南京江段的水质污染状况 ,证明了应用卫星遥感技术不但能在大范围内真实、客观、全面地反映出水质污染的程度、范围和分布 ,而且具有快速、省力、省钱的巨大优势。

Arena-based Simulation for Reconnaissance Satellite Ground Segments

基于Arena的卫星侦察地面系统仿真

Since then, the test stand has been finished and a roof has been put over it so it will be harder for satellites to see what's going on underneath the test stand.

自从那时起，实验台已经完全，并正在建造屋顶以便不被卫星侦察到进行的测试活动。

ocean area reconnaissance satellite

海域侦察卫星海洋侦察卫星

Optimization of Regional Coverage Reconnaissance Satellite Constellation by GDE3 Algorithm

基于GDE3算法的侦察卫星星座优化设计

FSW, FSW-1 and FSW-2 photo-reconnaissance satellites;

FSW、FSW-1、FSW-2三种照像侦察卫星；

The Taiwanese in the past have also leased capability on an Israeli reconnaissance satellite.

台湾人过去还租借以色列的侦察卫星。

Application Mission Modeling of Reconnaissance Satellite Based on PDDL

基于PDDL的侦察卫星应用任务建模研究

Research on Photo-reconnaissance Satellites Scheduling Problem for Area Targets Observation;

面向区域目标的成像侦察卫星调度问题研究

Research on Dynamic Rescheduling Model, Algorithm and Its Applications of Imaging Reconnaissance Satellite Scheduling Problem;

成像侦察卫星动态重调度模型、算法及应用研究

Passive Localization of LEO Based on Clustering Analysis

基于聚类分析的低轨侦察卫星无源定位

Electronic Reconnaissance Effectiveness Analysis of Ocean Surveillance Satellite to Surface Ship

海洋监视卫星对水面舰艇电子侦察效能分析

Mission Planning for Electronic Reconnaissance Satellites Based on Genetic Algorithm

基于GA的电子侦察卫星任务规划问题研究

Study of Electronic Reconnaissance Satellites Mission Scheduling Model and Algorithm

电子侦察卫星任务规划调度模型与算法研究

The Design of Simulation System for Reconnaissance Satellite Based on Multi-agent and HLA

基于多Agent和HLA的侦察卫星仿真系统设计

Our scout killed the enemy guard by choking the life out of him

我们的侦察兵掐死了敌人的卫兵。

Television and Infra-red Observational Satellite

电视与红外观察卫星(泰罗斯卫星)

American scientists said that satellite observations,

美国科学家说卫星观察

Peder Pederson and a lieutenant slipped out Sunday to spy out the situation.

佩德·佩德森和一位中尉星期天溜出去侦察情况。