The construction of an SLBM test site with underwater communication and observation facilities and land-based missile tracking and telemetry facilities was finished in the early 1980s.
建立一个SLBM试验基地，水下通信和观察设备，陆基导弹跟踪和遥感勘测设备在1980年早期完成。
2
Another possibility is to use simple on-site fabrication facilities to aid quality assurance and to reduce construction time.
另一种可能性是使用简单的现场装配组件制造设备，保证质量并且降低施工时间。
3
The site should be suitable for the construction of airport telecom and navigation facilities;