本文介绍了仅用卫星两个时刻速度向量计算卫星初轨的方法。
This paper introduces methods of calculation the initial orbit of the satellite only with the velocity vectors of two epochs.
在用户选择文件以及代码执行这两个时刻之间，文件系统可能会改变。
The file system can change between the time the user selects a file and the time that the code executes.
就好像在这两个时刻都有个闹钟一样——你试图在每天晚上的同一时刻入睡。
It's like having an alarm clock on both ends -you try to sleep the same hours each night. This seems practical for living in modern society.
发现复眼中的晶锥、色素细胞、网膜细胞内含物及感杆，在这两个时刻的形态和结构有显著不同。
We found that there were various structural changes in cones, pigment cells, retinula cells, rhabdomeres at the two different times.
布朗将告诉他们：“在每一个时代，只有一两个时刻是各国汇聚一堂、达成协议从而创造历史的，因为他们改变了历史的进程。”
Brown will tell them: "In every era there are only one or two moments when nations come together and reach agreements that make history, because they change the course of history."
理查德·索普，又名为阿伦·特纳，昨天说道：“这对我们两个人来说都是一个悲伤的时刻”。
Richard Thorp, alias Alan Turner, said yesterday: "It is a sad time for both of us."
这个秋季，两个年轻人终于迎来的表现的时刻。
This fall, the two youngsters have earned their playing time.
我克制住了那个冲动，但是某些时刻这种念头又呼啸而至，我足足抵制了一两个小时。
I resisted the urge, but when the time came and they roared to life, I boycotted for an hour or two.
在这种情况下，按照上面的数据库配置参数，在任何时刻启动某一个数据库(数据库a或数据库b)是可行的，但是不能同时启动两个数据库。
In this case, it is possible to start one database (database a or database b) at any given time, but not both simultaneously, given the above database configuration parameters.
2009年将会出现两个关键时刻。
我怎么坐在这里看着两个孩子追逐打闹，欢声笑语，享受着这样的时刻？
How am I sitting here watching two kids play, share, laugh, interact, and enjoy each other?
事实上，同一个自然人在某一时刻扮演两个角色并不冲突，因为有两个逻辑参加者：雇员和经理。
The fact that the same physical person might take on both roles at some juncture is irrelevant, there are two logical participants: the employee and the manager.
在活动中拍卖它的时刻确实令人紧张万分——只有两个出价人——后来拍得它的人，无论是哪位，也没拿它出来炫耀。
In the event it proved a nervous moment-there were only two bidders-and whoever acquired it has not been showing it off.
确保两个用户不能偶然地在同一时刻对同一文件进行更新或争夺数据也是文件服务器的工作。
It is the file server's job to make sure that users don't accidentally try to update a file at the same time and scramble the data.
接下来Fadeyev又谈到了微软的网站，它上面也有3个广告，但在同一时刻只呈现出其中一个而将另外两个隐藏起来，至少在Fade yev调研时是这样的。
He continues by mentioning Microsoft's homepage, which also has 3 ads but only one is showing, while two are hidden, at least at the time when the study was made.
你们会看到这样一个时刻：作为一个民族，我们最终承认如一对男女间真正且令人钦佩的关系一样，承认两个男人或两个女人间的关系。
You will see a time in which we as a nation finally recognise relationships between two men or two women as just as real and admirable as relationships between a man and a woman.
丽莎这里有两个建议方法：认识到正确的拍照时刻和拍照的焦点是什么。
Lisa suggests a couple of methods for recognizing the right times to take photos and what subject matter to focus on.
唐磊说看见两个孩子为逝去的母亲而感到光荣，全程没有流一滴眼泪，这是让他感到最骄傲的时刻。
Tang said that watching the children honor their deceased mother - all without shedding a tear - was his proudest moment.
此协议为期五年，肯尼亚航空将通过这两个GDS向全球的终端用户展示全面的航班时刻和机票库存，并包括网站价格。
The five-year deal is full inventory of flights and fares, including web prices, and will be available to end-users on both GDS systems around the world.
在《道德之战》一书中，伯利把两个方面放在一起并观察由此而引发的矛盾：在这场影响巨大的战争中出现的伟大转折时刻，及那些被牵涉到这一时刻中的人物，并就此引出道德问题。
In "Moral Combat," Mr.Burleigh forces a confrontation between the two: He poses the moral questions to the people that mattered at the great turning points of a vast war.
当这种对比做得恰到好处，且对于两个时代都有深刻见解时，这两条线就能够合二为一，编织成一幅豪华的绣帷。迈克尔·坎宁安的“时时刻刻”，以及拜亚特的“隐之书”都是文学小说里的成功例子。
When the counterpointing is done with care and insight, in literary fiction such as Michael Cunningham’s “The Hours” and A.S. Byatt’s “Possession”, the strands weave together into a rich tapestry.
所以我对不稳定的时刻和位置很有兴趣：在两个事物间转换的界限。
So I'm interested in moments and places of instability: thresholds of transition in between two things.
与我们两个国家的许多人一样，我的生命经历了我们两国的孤立时刻。
Like so many people in both of our countries, my lifetime has spanned a time of isolation between us.
接着由于受伤错过了最后几场比赛，荷兰人在关键时刻回归并在和托特纳姆的比赛中贡献了两个绝佳的助攻。
Then missing the last few games because of injury, the Dutchman returned at the crucial moment and produced two wonderful goal-making passes against Tottenham.
酒店招待：那就抱歉了。如果没有预订，我们没法向您提供服务。我们的客人为了这特别的时刻两个星期以前就预订了。
Caterer: I'm very sorry, but without an order there's nothing we can do. Our guests have to make reservations two weeks in advance for this special occasion.
将以家人呆在一起的一到两个小时的记忆放到里面，然后帮助家里的每一个成员创建个人的一页然后将它们放到书里，或者将他和自己作为一个团队时刻在一起。
Put an hour or two into it, and have (or help) each family member create a page individually and then put them in the book, or work on each page as a team.
将以家人呆在一起的一到两个小时的记忆放到里面，然后帮助家里的每一个成员创建个人的一页然后将它们放到书里，或者将他和自己作为一个团队时刻在一起。
Put an hour or two into it, and have (or help) each family member create a page individually and then put them in the book, or work on each page as a team.
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