在上世纪九十年代里,怀疑论者尤其关注这个观点,因为那时卫星测量还无法显示,底层大气的暖化效应——在当时,这只是一个理论的推测。
During the 1990s this was a point on which doubters laid considerable weight, because satellite measurements did not show the warming in the lower atmosphere that theory would predict.
与先进极高频通信卫星和转型通信卫星计划不同,WGS提供对干扰和核效应无保护的宽带通信。
Unlike programs like AEHF or T-SAT, however, WGS offers wideband communications that are 'unprotected' against jamming and nuclear effects.
换句话说,虽然最新的卫星数据质疑了之前太阳能量释放的电脑模式,但它并未改变人类造成温室效应的现状。
In other words, whereas the new satellite measurements call into question computer models of solar output, it does not change the fundamental physics of human-induced global warming.
然而卡洛·康泰迪说,用GPS人造卫星来同步时钟,远远达不到这个准确度,这是因为GPS人造卫星的信号本身也受到重力时间膨胀效应的影响。
But Contaldi says that GPS synchronization is not nearly that accurate, because GPS satellite signals are themselves subject to gravitational time dilation.
不论这座新冰山是否是温室效应的先兆,但很明显,这座冰山对于往来于南方海域的船只是一大危险,因此卫星及飞机都密切观察它的行踪。
Whether or not the new iceberg is a harbinger of the greenhouse effect, it is clearly a hazard for ships plying the southern seas, and so satellites and planes will keep a careful watch on it.
卫星形状效应是由于卫星上不同位置的反射器对光子反射的时间不同而引起的脉冲强度重新分布的现象。
Satellite form effect is a redistributing phenomenon of pulse intensity caused by different reflecting times of the reflector situated on different positions of satellite for photon.
分析了卫星总体设计中轨道设计、卫星设计和发射选择间的耦合关系与协同效应,建立了MDO的简化模型。
The coupling relationship and associated effect among orbit design, satellite design and launch determination in the satellite system design were analyzed, and the simplified MDO module was founded.
用卫星的点扩展函数描述卫星形状效应,能非常简便地计算出被卫星反射后的脉冲强度分布。
Description of satellite form effect with point spread function of satellite can calculate satellite reflected pulse intensity distribution in a simplified method.
单粒子效应是卫星抗辐射加固研究的主要对象之一。
The single event effect (SEE) is an object of study of radiation hardening of satellite.
同时还讨论了在地面和卫星的激光时间比对实验中由于地球自转效应的相对论改正问题,提出了一种实用计算公式。
The relativistic correction due to earth rotation for both terrestrial and satellite time comparison experiments via laser pulses has been discussed and a practical calculation formula is proposed.
本文先后介绍伪卫星应用中的远近效应问题和常用的解决方案,重点分析了采用时分多路复用技术来对伪卫星信号进行重新设计。
In the paper, firstly introduce the near-far effect of the pseudolites and traditional solutions, then mainly analysis the TDMA technology and redesign the signal of the pseudolites.
针对伪卫星信号应用中遇到的远近效应问题,研究了时分信号结构方案来解决。
As the solution to the Near-Far problem in Pseudolite application, the TDMA signal structure project has been researched.
研究等离子体干扰破坏低轨道侦察卫星功能的效应,提出了用等离子体反卫星的概念。
We aim to study the effectiveness of plasma interference against spying operations of low-orbit satellite.
通过对伪距、伪距率范围的确定,可以判定受到多路径效应影响的卫星。
The satellite which suffered from multi-path effect can be determined by judging the reasonable range of pseudo-range and pseudo-range rate.
本文先后介绍伪卫星应用中的远近效应问题和常用的解决方案,重点分析了采用时分多路复用技术来对伪卫星信号进行重新设计。
In the paper, firstly introduce the near-far effect of the pseudolites and traditional solutions, then mainly analyse the TDMA technology and redesign the signal of the pseudolites.
本文先后介绍伪卫星应用中的远近效应问题和常用的解决方案,重点分析了采用时分多路复用技术来对伪卫星信号进行重新设计。
In the paper, firstly introduce the near-far effect of the pseudolites and traditional solutions, then mainly analyse the TDMA technology and redesign the signal of the pseudolites.
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