advanced radar technique的用法和样例：
- The navigation system consists of advanced radar, navigator, sounder, autopilot, log and surveillance.
- Until radar technique was used in astronomy, Man's knowledge of Venus was still very superficial.
- This radar technique helps engineers look for cables and pipes that are just a few metres underground but, for security forces looking for tunnels that can be much deeper, it is ineffective.
- The measurements to counter the anti-radiation weapons are discussed from five aspects such as pre-alarm, deception, interception destroying, using advanced radar systems and radar nets in this paper.