if the land area of the earth is about 550000000square miles,the area that can be explored in space is probably5个回答 如果地球的土地面积约550000000square英里,可以在空间探索领域可能是2013-05-23 12:21:38 回答:匿名 如果该土地面积的地球是约550000000__LW_AT__平方英里的面积,可以探讨如何在空间可...
aif the land area of the earth is about 550000000 square miles,the area that can be explored in space is probably 如果地球的陆地面积是大约550000000平方英哩,在空间可以被探索的区域大概是[translate]
单项选择题The last part of this century will be an age of space exploration such as man has never known. There are eight planets, at least thirty moons, and thousands of small stars to be explored. Their total area is about 250 times that of the earth. Spaceships will not be able to...
The ocean bottom, a region nearly 2.5 times greater than the total land area of the earth, is even today largely unexplored. Until about a century ago, the deep ocean floor was completely inaccessible and hidden ...
阅读理解The ocean bottom, a region nearly 2.5 times greater than the total land area of the earth, is even todaylargely unexplored. Until about a century ago, the deep ocean floor was completely inaccessible and hidden beneath watersaveraging over 3,600 meters deep. Totally without ight and in...
The ocean bottom, a region nearly 2.5 times greater than the total land area of the earth, is even today largely unexplored. Until about a century ago, the deep ocean floor was completely inaccessible and hidden beneath waters averaging over 3,600 meters deep. Totally without light and in th...
BThe ocean bottom, a region nearly 2. 5 times greater than5the totalland area of the earth, i even today largely unexplored.Until about a century ago, the deep-ocean floor wascompletely inaccessible and hidden beneath waters averagingover 3,600 metres deep. Totally withoutlight and subjected ...
The ocean bottom,a region nearly 2.5 times greater than the total land area of the Earth, is even today largely unexplored. Until about a century ago,the deep-ocean floor was completely inaccessible and hidden beneath waters averaging over 3,600 meters deep. Totally without light and subje...
根据第二段中the first detailed global study of the ocean bottom did not actually start until 1969, with the beginning of the National Science Foundation's Deep Sea Drilling Project(DSDP). Using techniques first developed for the offshore oil and gas industry, the DSDP's drill ship, the ...
DThe ocean bottom, a region nearly 2.5 times greater than the total land area of the earth, iseven today largely unexplored. Until about a century ago, the deep ocean floor wascompletely inaccessible and hidden beneath waters averaging over 3,600 meters deep. Totallywithout light and in the ...