- To detect these waves, astronomers use several kinds of large ground-based telescopes .
- For example, dopple radar, airspeed, waterspeed, or some form of ground-based aids might be used .
- General specification for ground - based air warning radar
- Ground - based electro - optical deep space surveillance
- General specification for feeder subsystem of ground - based radar
- It's difficult to find ground-based in a sentence. 用ground-based造句挺难的
- Tactic performance test methods for ground - based air warning radar
- Nowadays he observes with hubble and ground - based instruments
- Review on ground - based sounding and retrieving of cloud microphysical parameters
- Ground - based detectors
- Determination of the atmospheric aerosol model by ground - based spectral extinction measurements
- Experiment on driving precipitable water vapor from ground - based gps network in chengdu plain
- Sn - pb soldering used in ground - based aeronautical communication equipment manufacturing
- From ground - based telescopes , the " ant nebula " resembles the head and thorax of a garden ant
- Ground - based telescopes cannot reliably detect the objects , but the hubble space telescope can
- Ground - based weapons , communications and other critical systems are insulated against emp effects as well