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M20

M20

M20

M20

1

Also known as M20, this photogenic nebula is visible with good binoculars towards the constellation of Sagittarius.

这个美丽的星云也被称为 M20 ，使用良好的双筒望远镜向人马星座的方向观察便可以看到。

2

All the foundation bolts are M20, users should provide it themselves. Feeding box is selected by users , it should by noted in the contract.

基础螺栓全部为 M20 ，用户自备，给料箱为用户选择件，如需用订货时注明。

3

Also known as M20, it lies about 5, 000 light-years away toward the nebula rich constellation Sagittarius .

它也被称为 M20 ，位于 5000 光年之外有着丰富星云的人马座方向上。

4

In the 18th century , astronomer Charles Messier cataloged two of them; colorful M8, above and right of center, and compact M20 at the left .

在 18世纪，天文学家查尔斯。梅西耶编录了其中的两个，那就是位于影像中央右侧美丽的 M8 和左侧紧凑的 M20 。

5

Nebulas include Messier objects M8, M16, M20, as well as the Pipe and Cat's Paw nebulas .

星云有梅西耶天体 M8 、M16 、M20 ，还包括烟斗星云和毛掌星云。

6

The following applies to M20 thread locking and sealing , but also can be designed to tighten the large bolt torque is not high .

应用于 M20 以下螺纹的锁固与密封，也可设计紧固力矩不高的大螺栓。

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