vacuum telescope的意思|示意
真空望远镜
vacuum telescope相关短语
1、 vacuum solar telescope 真空太阳望远镜
2、 Vacuum Tower Telescope 真空塔望远镜,真空塔式望远镜
3、 New Vacuum Solar Telescope 一米新真空太阳望远镜
vacuum telescope相关例句
The invention is essentially applied to the telescope tubes with the length adjustable, such as the dust suction tube of a vacuum cleaner.
本发明主要用在吸尘 器中的吸尘管等各种长度可调节的伸缩管上。