Eta Carinae is now engaging in Eta Carinae is hard to observe because

admin2009-06-15 52

问题 Eta Carinae is now engaging in
Eta Carinae is hard to observe because

选项 A、it is too far away.
B、there is too much dust and gas around it.
C、the binoculars are not powerful enough.
D、it does not send out infrared light.

答案B

解析

转载请注明原文地址:https://kaotiyun.com/show/G4hd777K

职称英语理工类C级

相关试题推荐

随机试题

最新回复(0)