The team used a satellite photo of a suspected submerged city to find the site then surveyed it with a combination of deep-ground radar, digital mapping, and underwater technology.
研究小组首先利用可能是被掩埋城市的卫星影像来寻找遗址，然后综合利用探地雷达，数字地图和水下技术来进行进一步调查。
This paper mainly compared the optical fiber, digital microwave and satellite communication in technology and economy.
本文着重对光纤、数字微波和卫星通信几种传输方式进行经济、技术比较。
The key technology which affect the TV news communication consist of cable televisual technology, satellite technology, computer technology and digital technology.
科技环境重点阐述影响电视新闻传播的四大技术：有线电视技术、卫星通信技术、计算机技术、数字化技术。
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