It's used for _____ _____ _____(探索太空）

相关推荐

• 人类探索外太空的瓶颈是什么?
• 我写的英语短文 with the development of modern civilization .more and more technology have been used today.however,some new technology such as disposable plastic bag that give us great convenient whilealso bring us a lot problem as wellso new policy that limiting the use of disposable plastic bag has been carried out recentlyfor it's convenient ,disposable plastic bag used to spread worldwide.it can be find any supermarket or store in anyplace
• 人类为什么要探索外太空?
• 英语翻译On automation system one can find three basic components mentioned before,plus a logic circuit that controls the system.An adequate technique is needed to project the logic circuit and integrate all the necessary components to execute the sequence of movements properly.For a simple direct sequence of movement an intuitive method can be used [1,5],but for indirect or more complex sequences the intuition can generate a very complicated circuit and s
• 英语填空题（用所给词的正确形式填空）^_^1.this kind of computer is worth _(buy)2.he alwasy practises_(piay) the piano after school3.don't open your books.please keep them _(close)4.amy is good at _(dance)5.it's my first time _(visit)the great wall6.you'd better_(do)it at once7.the boys _(piay) football when i got there 8.stamps are used for _(send) letters9.mr zhang _(leave) for beijing next week10.he _(read) while i _(eat) an apple this morning
• “神七飞天”实现了中国人的飞天梦和第一次太空行走.这次太空行走共进行了19min35s,期间,宇航员崔志刚的行程为9.165*10的6次方m.属马的崔志刚由此成为“走”得最快的中国人,崔志刚此次“行走”的速度是——m/s《保留一位有效数字》
• grow into one's ears 完整的句子是这样的：Remember,you completely crushed those girls that used to slam Jade before she grew into her ears.
• 英语翻译Some persons say that love makes the world go round.Others of a less romantic and more practical turn of mind say that it isn't love; it's money.But the truth is that it is energy that makes the world go round.Energy is the currency of the ecological system and life becomes possible only when food is converted into energy,which in turn is used to seek more food to grow,to reproduce and to survive.On this cycle all life depends.
• 电池板接收面积S,输出电压U,输出电流I,阳光射到地面的辐射功率P1（W/m2).求太阳能电池板的效率(2)该太阳能电池板的效率为_______________；(3)设太阳辐射的总功率为P0(w),若不计太阳光通过太空及大气层的能量损失,已知半径为r的球面面积为4 ,则太阳到地球的距离r=__________________．
• 1.When deeply absorbed in work,（ ） he often was,he would forget all about eating and sleeping.where 还是 when 2.As many as five courses are provided,g you are free to choose （ ）suits you best.whichever 还是 whatever3.I want to be liked and loved for （ ） i am inside.what 还是 who4.I prefer staying at home on Sunday.That's （ ） i don't agree.where 还是 what5.To improve the quality,we asked for suggestions（ ） had used the products.A.whoever B.who C.whichever D.wh
• 碳酸根与盐酸反应生成CO2吗?
• ( ) ( )其谈 四字成语