单词：radar position symbol (rps)
单词：radar position symbol (rps) 相关文章
And here it is, the flight of the humblebee. This is what's called its exploratory path. The routine takes its circles around the hive for the first time. Over several days it's built up a mental map more than 10 square kilometers around the hive. Th
探索与发现2013年
AmeriCorps Grantee Serves Up New Approach to Childhood Obesity WHITE HOUSE The kindergarten students at John Burroughs Elementary School are staying an hour later on this day not to brush up on their reading or math skills, but to taste kale many for
VOA标准英语2015年(五月)
今天我们要学的词是symbol。 Symbol, 是象征的意思。White has always been a symbol of purity in the west, 白色在西方一直是纯洁的象征。A heart shape is a symbol of love, 心的形状是爱的象征。The Noose, a historical
英语每日一词
Maintain 160 knots until outer marker. 41. 保持160节直到外指点标。 Descend to FL120, on speed conversion, 250 knots. 42. 下降到高度120，低高度时速度转换至250 节。 Cancel speed restriction, continue descent to 7000 feet. 43.
飞行员英语900句
But measuring movement is actually pretty tricky. Any small mistake in the measured acceleration results in position errors that grow with time. So even if youre standing still and just rocking in place, a navigation computer relying solely on the IM
英语时差8，16
But measuring movement is actually pretty tricky. Any small mistake in the measured acceleration results in position errors that grow with time. So even if youre standing still and just rocking in place, a navigation computer relying solely on the IM
英语时差8，16