... all-purpose raschel 通用拉舍尔经编机 all-purpose telescope 通用望远镜 all-purpose detector 通用检测器 ...
基于70个网页-相关网页
这是最容易入道的一种“鸟人”，因为在后园里观鸟不需要专门的装备，只要有一本通用的观鸟指南和一架基本的双筒望远镜即可。
This is the easiest type of birder to be, because birding in the backyard does not necessarily require specialized equipment beyond a general field guide and a basic set of binoculars.
大部分小望远镜可见的天体会出现在“梅西耶星表”或者“新通用星表”中，编号以“M”或者“NGC”开头。
Most objects visible in small telescopes with either be in the "Messier Catalog" or the "New General Catalog", and will have catalog numbers starting in "M" or "NGC" respectively.
应用推荐