望远镜的

How does a Galilean telescope work?

如何做了伽利略望远镜的工作？

We have just entered one of the major payoff periods of the HST.

我们已进入了哈勃太空望远镜的主要使用期。

This chain eventually led to jet aircraft, nuclear power, and giant radio telescopes.

这一链条后来导致了喷气式飞机，原子能和巨型射电望远镜的发明。

Lovelock told them he could determine whether there was life on a planet by looking through a telescope.

洛夫洛克告诉他们，只需通过一架天文望远镜的观测，他就能确定某行星是否有生命。

The object glass of a telescope must be accurately centred.

望远镜的物镜必须精确置于中心上。

The work on binoculars resumed immediately thereafter, so that in 1954 the first new Porro type model, the Zeiss 8x30, was introduced.

自此有关望远镜的研制工作立刻重新开始，于是在1954年第一款新保罗镜子Zeiss 8x30诞生了。

I wish the thesiss work can provide reference for the building of 500-metre radio telescope.

希望本文工作能够为500米射电望远镜的建造积累经验，提供参考。

He peers up towards the focal point of the radio telescope.

他向上盯着无线电望远镜的焦点。

He was one of the first to build and use a reflecting telescope.

他是最早制作和使用反射望远镜的人之一。

What's the primary of a reflecting Telescope?

反射式望远镜的主镜是一个？

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。