1.
light-time for astronomical unit distance
天文单位距离的光行时
2.
The distance from the sun to earth is one astronomical unit.
太阳到地球的距离即为一个天文单位，
3.
One astronomical unit equals the distance from the earth to the sun.
一天文单位等于从地球到太阳的距离。
4.
One astronomical unit is equal to the average radius of the Earth's orBit, aBout 93, 000, 000 miles.
一个天文单位等于地球轨道的平均半径，大约是93，000，000 英里。
5.
a law stating that the ratio of the square of the revolutionary period (in years) to the cube of the orbital axis (in astronomical units) is the same for all planets.
说明所有行星的运行周期的平方（年）和轨轴的三次方（天文单位）的比例都一样的定律。
6.
a linear unit used for astronomical distances.
用来表示天文学距离的长度单位。
7.
Some problem and solutions for the units used in the astronomical articles are described in this paper.
叙述了我国天文科技期刊论文中计量单位存在的问题,提出了正确使用计量单位的看法。
8.
a unit of astronomical length based on the distance from Earth at which stellar parallax is 1 second of arc; equivalent to 3.262 light years.
测量恒星距离的天文学长度单位；一秒差距等于三十万亿公里。
9.
And the astronomy phenomenon that these words reflected are: be in mention of the sun and the time unit "day" ;
此类字反映出的古代天文现象大致有：太阳的运行及时间单位“日”；
10.
Every unit must send someone to take the document.
文件，各单位派人去领。
11.
CHAPTER II SITES TO BE PROTECTED FOR THEIR HISTORICAL AND CULTURAL VALUE
第二章 文物保护单位
12.
A specific number of words used as a unit for measuring the length of the text of a document.
单位字数用来计算文件的文章长度的单位字数
13.
automated astronomic positioning device
自动化天文定位装置
14.
The 14 units in the workbook correspond to each unit in the parent text.
14个单位在作业对应各单位在家长的文本。
15.
Abstract: In this paper, a method is described, in which a single-chip processor is used to control variable frequency speed regulationg equipment to locate the antenna of ground-based phased array radar.
文摘:主要阐述了运用单片机控制变频调速器实现地面相控阵雷达天线定位的方法。
16.
Unsuccessful tenderers shall return the bidding documents and relevant materials within7 days upon receipt of notification, and the bid invitation unit shall refund the tenderer the deposit.
未中标的投标单位应在接到通知后7天内退回招标文件及有关资料，招标单位同时退还投标保证金。
17.
Start sending notifications : Frequency in days
开始发送通知: 频率(以天为单位)
18.
Can you show me the flat some time tomorrow?
明天可否带我看看那单位？