Official 19 Lec 2
Question 4 of 6
What does the professor imply is an advantage of optical astronomy over radio astronomy?

A.

It allows for more precise observations

B.

It is better for making observations within our own galaxy

C.

It requires less sophisticated equipment

D.

It is not affected by the weather

正确答案:C

显示答案
进入答题
00:00
00:00
隐藏原文

译文

精听文本