查询词典 ephemeris

Ephemeris:a table giving the coordinates of a celestial body at a number of specific times during a given period.

星历表：一张给出一定时期内一个天体在一些特定时间的坐标的表。

The Chebyshev polynomial was applied to fit satellite coordinates of the broadcast ephemeris to realize satellite orbit standardization.

利用切比雪夫多项式拟合广播星历的卫星坐标，以实现卫星轨道的标准化。

The precision in fitting satellite coordinates of broadcast ephemeris by the Chebyshev polynomial and the rational choice of polynomia...

通过实例分析了用切比雪夫多项式进行卫星坐标拟合的精度及多项式阶数和时间间隔的合理选择等问题，得出了一些有益的结论

GPS ; broadcast ephemeris ; satellite coordinate ; Chebyshev polynomial

GPS ；广播星历；卫星坐标；切比雪夫多项式

It can also be got in th post-processing according to the precise ephemeris.

卫星的坐标是根据接收到的广播星历来计算的。

The other satellite ephemeris should be correct.

但是其他卫星的位置是正确的。

We have to acquire the following "tools" to work with: an ephemeris for the year the horoscope is to be made.

我们必须在工作中使用"工具"，出生那年的一个星历表。

If you look up your Heliocentric Ephemeris you will find that "in the latter part of February 1929" there was a conjunction in Cancer!

假如你查阅以太阳为中心的星历表你就会发现在1929年2月的后段时间，出现了一个在巨蟹座的重合！

Honor is venerable to us because it is no ephemeris.

对我们〕来说，荣誉令人肃然起敬，因为它不是昙花一现的东西。

The C/A code and navigation ephemeris generated by this scheme are saved in the digital IF file.

本方案设计出的C/A码和导航星历被写入到数字中频文件中。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐