单词:near-circular orbit
单词:near-circular orbit 相关文章
Unit 4 Free-time Activities Ice Fishing(E) A boy wanted to go ice fishing,He'd read many books on the subjectand finally,after getting all the necessary tools togetherhe made for the nearest frozen lakeAfter positioning his stool,he used a drill to m
city 城市 cigar 雪茄 cigarette 香烟 circle 圆圈 circular 圆形的
This is the VOA Special English Agriculture Report. A round barn in Illinois American farmers traditionally keep their animals and equipment in barns that are rectangular, longer than they are wide. But as many as one thousand barns in the Midwest a
LONDON, May 11 (Xinhua) -- A controversial steel tower was unveiled in the Olympic park of London on Friday, about two and a half months before opening of the Games, which was hoped to become of a new icon of the city and bring more visitors. The tow
The U.S. space probe MESSENGER is poised to enter orbit around Mercury(水银) early Friday, Universal time, capping a nearly seven-year journey to the solar systems innermost planet. Scientists with the U.S. space agency, NASA, hope the orbiting
BEIJING, March 14 (Xinhua) -- China will change three members of the central bank's monetary policy committee, according to a circular released Wednesday by the State Council, or the Cabinet. The circular said the State Council has approved the appoi