ephemerides中文什么意思

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用"ephemerides"造句

星歷表

ephemeris: n. (pl. ephemerides ) 【天文學(xué)】天 ...
ephemerides ephemeris: 的復(fù)數(shù)
planet ephemerides: 行星星歷表
ephemerida: 蜉蝣目
ephemeris: n. (pl. ephemerides ) 【天文學(xué)】天體位置表；星歷表。

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American ephemeris and nautical almanac
美國(guó)天文年歷和航海年歷
Effect of ephemeris error on the positioning accuracy of double - star positioning system
星歷誤差對(duì)雙星定位系統(tǒng)定位精度的影響
200s ttff - cold ( with current almanac , position , time and ephemeris ) 50s ttff - warm ( with current almanac , position , and time )
Ttff溫啟動(dòng)典型值50秒（當(dāng)擁有當(dāng)前的天歷、位置和時(shí)間數(shù)據(jù)時(shí)）
The orientation information of the sun , the moon and the earth , together with ephemeris are utilized to develop autonomous navigation algorithm , as well as its realization by dsp hardware
在小樣本觀測(cè)數(shù)據(jù)情況下,研究利用日地月方位信息和日月星歷表進(jìn)行航天器自主導(dǎo)航以及利用dsp實(shí)現(xiàn)航天器自主導(dǎo)航器的技術(shù)。
Some message described in the thesis , such as the basic structure of gps - oem , the consists of positioning system , the binary format of almanac and ephemeris , the method and the skill of processing orignal data through singlechip , and so on , is very useful for studying gps and its applications in integrated navigation , and re - development on gps - oem
同時(shí)亦可與gis (地理信息系統(tǒng))配套使用，實(shí)現(xiàn)在crt上地圖背景下的運(yùn)動(dòng)軌跡顯示。第二個(gè)產(chǎn)品， gps時(shí)鐘/同步系統(tǒng)，利用全球衛(wèi)星定位gps衛(wèi)星的標(biāo)準(zhǔn)utc時(shí)間，可在全球得到同步的準(zhǔn)確時(shí)間。設(shè)備采用motorola的12通道gpsoem接收機(jī)。