Sputnik 1, the first artificial satellite, was launched by the Soviet Union in 1957. This ___ the beginning of the Space Age. A. marked B. mark C. marks D. marking 相关知识点: 试题来源: 解析 A。解析:“marked”在这里是动词的过去式,表示“标志着”,苏联1957年发射斯普特尼克1号标志着太...
解析 答案:launched.satellite与launch之间是动宾关系,根据时间状语in 1957要用一般过去时.故填launched. 结果一 题目 【题文】The Sputnik 1 satellite was I___ (发射) by the USSR in1957and successfully orbited around Earth. 答案 【答案】launched【解析】【详解】考查动词。句意:Sputnik1号卫星于1957年...
Codenamed “Object-D,” the craft would have become the world’s first space satellite, taking measurements of the upper atmosphere and the space environment. The complex Object D took longer to develop than expected. To avoid being upstaged by the Americans, the smaller Sputnik 1 was ...
文件: sputnik1.blend 说明: Blender工具内截图云检查是爱给网根据自动化脚本命令打开模型文件后自动截图生成,主要用于辅助判断预览图和实际模型的一致性。 提示: 由于云检查并不是人工进行的,此项检查存在诸多因素(如视角设置不佳等)导致约有8%的模型还不能很好的展示,因此截图并不能完全代表模型的实际效果,仅供...
网络人造卫星 网络释义 1. 人造卫星 如50年代前苏联发射了世界上第一颗人造卫星(Sputnik I Satellite),开辟了人类探索宇宙的新纪元,一时举世 翘首,瞩望 … www.yinghanhuyi.org|基于 1 个网页
结果1 题目OThe launch of the Sputnik I satellite signalled the start of the Space Age.②Almost all communications with craft in deep space are achieved through radio signals. 相关知识点: 试题来源: 解析 【答案】①标志着②信号【核心词汇】thelaunchof...的发射;thestartof...的开始【翻译】①斯...
不仅可以和更多的同学一起学习,而且还有老师、助教随时的学习指导和知识点解答哦。 同学你好这里Sputnik是特指一个人造行星的名字,是第一颗进入行星轨道的人造卫星。而satellite就是行星的意思,他们放在一起翻译为“行星斯普特尼克1号”。希望有所帮助哦
结果1 题目 Sputnik, the world’s first satellite, was sent up in October 1957. About 100 trillion human-made objects are circling the planet now! The jaw-dropping number was provided by an international team of researchers writing in the journal Science. There are 9,000 active satellites ...
The Sputnik 1 spacecraft was the first artificial satellite successfully placed in orbit around the Earth and was launched from Baikonur Cosmodrome at Tyuratam (370 km southwest of the small town of Baikonur) in Kazakhstan, then part of the former Soviet Union. The Russian word "Sputnik" ...
Alpert, Yakov Alpert: Sputnik-1 and the first satellite ionospheric experiment, Advances in Space Research 55 (12) (2015) 2833-2839. doi:10.1016/j.asr.2015.02.033.Yakov Alpert: Sputnik-1 and the first satellite ionospheric experiment[J] . V.D. Kuznetsov,V.M. Sinelnikov,S.N. Alpert....