1、But the physics of radio astronomy means they are, nevertheless, relatively crude.
但是，射電天文物理學仍然認為它們相對粗糙。

2、It comes from the National Radio Astronomy Observatory.
它是從國家射電天文學觀察臺開發(fā)出來的。

3、THE RADIO ASTRONOMY SYSTEM FOR FENGYUN NO. 2 GROUND SATELLITE STATION
風云二號氣象衛(wèi)星地面站天線射電天文測量系統(tǒng)

4、Radio astronomy today is armed with the largest antennas in the world.
射電天文學擁有世界上最大的天線。

5、Radio astronomy has in the last decade opened a new window on the physical universe.
射電天文學在過去的十年里在物質(zhì)的宇宙打開了一扇新的窗戶。

6、Radio astronomy has greatly increased our understanding of the universe.
輻射天文學大大地增進了我們對宇宙的了解。