“explosive echo ranging”的概念、定义、翻译、参考文献-科学参考

单词	explosive echo ranging
释义	explosive echo ranging [ik`splō·siv `ek·ō ´rānj·iŋ] ^ENGINEERING Sonar in which a charge is exploded underwater to produce a shock wave that serves the same purpose as an ultrasonic pulse; the elapsed time for return of the reflected wave gives target range.
随便看	core lifter core-lifter case core logging core logic core loss core memory core memory resident coremium core molding core oil core oven corepressor core print corer core rod core rope storage core sample core sand core set coresident core spinning core-spring case core-spun yarn core stack corestone

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