Answer: $$LGP = \frac{150^2}{6^2} = 625$$ so 625 times more light. The telescope has much larger aperturer than the eye and allows more light which means even stars too faint to be detected by the eye can easily be brightened by the telescope so that they are easy to detect and study.
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。新收录的资料是该领域的重要参考
1000 star后,奇迹出现,这一点在新收录的资料中也有详细论述
Врач посоветовала некоторым людям с осторожностью есть помидоры17:33