Here visitors can watch the sky through a 130 mm. refracting telescope.
在这里，参观的人可以通过一架130毫米的折射望远镜观看天象。
The optical system of a refracting telescope is essentially the same as that of a compound microscope.
折射望远镜的光学系统与复显微镜的光学系统基本上相同。
Galileo pioneered "experimental scientific method" and was the first to use a refracting telescope to make important astronomical discoveries.
伽利略是科学实验方法的先驱，他是第一个使用折射望远镜的科学家。他利用它观测到了重要的天文现象。
Italian astronomer and mathematician; demonstrated that different weights descend at the same rate; perfected the refracting telescope that enabled him to make many discoveries (1564-1642).
数学家（1564-1642）；论证了不等重的物体下降速度相同；完善了折光式望远镜使他能够获得许多新的发现。
Italian astronomer and mathematician; demonstrated that different weights descend at the same rate; perfected the refracting telescope that enabled him to make many discoveries (1564-1642).
数学家（1564-1642）；论证了不等重的物体下降速度相同；完善了折光式望远镜使他能够获得许多新的发现。
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