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- United States space activities 美国航天
- It's hard to dazzle us. But for twenty-five years the United States space programme has been doing just that. 很难有什么会使我们赞叹不已。 但是美国航天计划25年来做的正是如此。
- We annual funding as in the United States Space 1 / 10, and the economic and social benefits are great. 我们每年的航天经费不及美国的1/10，而产生的经济和社会效益却很大。
- United States space tracking networks 美国航天测控网
- United States space shuttle project 美国航天飞机工程
- United States Space Part Steering Committees 美国航天局指导委员会
- Commander-in-Chief United States Space Command 美国空间司令部司令
- He was appointed ambassador to the United States. 他被任命为驻美国大使。
- Deploying space activities rationally. 合理部署各种航天活动。
- Canada and the United States are neighbors. 加拿大和美国是邻邦。
- Japan does lots of trade with the United States. 日本与美国间的贸易频繁。
- He went on a speaking tour of the United States. 他去美国作巡回演讲。
- The United States has a federal government. 美国有联邦政府。
- But space activities can not ignore the impact of these rays. 但是太空活动不能忽视这些射线产生的影响。
- United States money has a decimal system. 美国货币采用十进制。
- In the United States there is a census every ten years. 在美国每十年做一次户囗调查。
- Many Mexicans regard the United States as a land of milk and honey. 许多墨西哥人把美国看成是一片乐土。
- I look at Cuba, ninety miles off the coast of the United States. 看看古巴，它离美国沿海仅九十英里。
- The President of the United States is the chief executive. 美国总统是行政首脑。
- He went to the United States around 1987. 他约莫在一九八七年去美国的。
