tower telescope

1. 塔式望远镜：tourmaline 电气石 | tower telescope 塔式望远镜 | townsend coefficient 汤森系数

2. 塔式望远镜,塔台望远镜,太阳塔：tower support ==> 塔支架,塔架支座,高压电线支架 | tower telescope ==> 塔式望远镜,塔台望远镜,太阳塔 | tower top pressure ==> 塔顶压力