例文
- High-power transmissions and sophisticated signal processing enable Spearfish to accurately discriminate targets from background noise and ensure high resistance to acoustic countermeasures and / or evasive manoeuvres.
- Chinese research suggested that 8 direct hits on a 50, 000 ton aircraft carrier was still able to guarantee the sinking, but under the intense air defense and acoustic countermeasures, a minimum of 58 Yu-2 torpedoes would have to be dropped.
