查询词典 satellite

Efforts by Tony Beresford in Australia and other satellite experts have failed to match this object with any known artificial satellite.

努力托尼贝雷斯福德在澳大利亚和其他卫星专家未能达到这一目标与任何已知的第一颗人造卫星。

However popular usage has confused an artificial satellite with an actual satellite.

然而流行的用法混淆人造卫星实际卫星。

Where h and k are the Love numbers appropriate for the satellite, Me is the mass of the Earth, Rm is the radius of the satellite and P20 is the l = 2, m = 0 associated Legendre polynomial.

Me是地球质量，Rm是卫星半径，P20是勒让德多项式在L=2，m=0时的解（相关内容参考这个链接： http：//en.wikipedia.org/wiki/Legendre_polynomials ，它是球对称条件下的常见的微分方程的解——gohomeman1注）。

X-Digital system company-- the Blackfin processor that ADI firm used in the compositive satellite receiver that a broadcast transmits systematic manufacturer to contain FM modulator in its. X-Digital system company uses Blackfin processor, offerred a kind of such products, promise satellitic operation business to convey digital frequency to still do not have the market that open far-- much resident is unit , for example hotel and apartment building. The satellitic receiver of X-Digital company changes digital satellite signal into the FM imitate signal that can be identified by receiver of consumptive assonance frequency.

X-Digital 系统公司--一家广播传输系统制造商在其带有FM调制器的集成卫星领受器中采用了ADI公司的Blackfin措置器。X-Digital系统公司采用Blackfin措置器，供给了如许一种产物，答应卫星运营商将数字音频传送到远远还没有翻开的市场--多住户单元，例如酒店和公寓大楼。X-Digital公司的卫星领受器将数字卫星信号转换成可被尺度的生产类音频领受器识此外FM模拟信号。

Chapter 5-7 introduces ALp estimation's application in Satellite Laser Ranging, photographic astrometry and satellite Global Positioning System.

第五——七章介绍了ALp估计理论分别在卫星激光测距、照相天体测量和卫星全球定位系统中的应用。

Dynamic model of satellite is built up with astronomic method, and a short-arch forecast arithmetic of satellite orbit in short arch with single site is given, which is of high precision when only angle data is available.

本文使用了天文方法建立了人造卫星运动的数学模型，给出了一种只使用单站短弧段测角数据对人造卫星轨道进行高精度预测的算法。

Chapter one and chapter two analyse the basis theory and give a whole design plan and expatiate the basic exoterica of system inculding primary technology for application. It involves the basic control theory of satellite antenna and analyse for the whole function. Chapter three gives the hardware design which includes hardware etlectrocircuit structure, principle chart, selecting all kinds of parts of the apparatus , the sensor elements and the design of serial communication electrocircuit etc. Chapter four and chapter five introduce software design for the SCM and the personal computer, giving mainly design theory and material program which includ the design of searching for the satellite and searching for the high-point and the program development by Delphi on PC, explaining the basic principium of asynchronous serial communication for epigyny computer and hypogyny computer.

第一、二两章阐述了系统的理论基础及应用的主要技术，包括卫星天线控制基础理论和整体功能分析等等；第三章是系统硬件设计，包括硬件电路组成及原理图、各类元器件的选取及传感器原理，串行通信电路设计等：第四、五两章是单片机、PC机软件设计，给出了主要部分的设计原理及具体程序，包括监控软件设计、寻优设计、寻星设计，PC端Delphi程序设计开发等，并阐述了PC机和单片机异步串行通信的基本原理，是本课题的重点所在。

Comparing with satellite and aerocraft,stratospheric balloon-borne gondola get an advantage of low cost,long life,low risk etc.,so it has a good future to replace satellite and aerocraft to a degree applied to the field of telecommunication and aerospace science research.

具有成本低、寿命长、风险小等优点，在一定程度可取代成本高昂的卫星和空间飞行器。用于通信领域和空间科学研究领域，具有十分广阔的应用前景。

In chapter 2, the base knowledge of satellite is introduced. In chapter 3, GPS satellite ephemerides are discussed briefly.

第二、三章概括了卫星运动的基础知识及轨道摄动分析解，指出了分析解存在的不足。

Satellite optical communication is considered the only way to overcome the bottle-neck in high speed satellite communication.

卫星光通信被认为是解决卫星通信高码率"瓶颈"问题的唯一途径。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。