“secondary target”的概念、定义、翻译、参考文献-科学参考

单词	secondary target
释义	secondary target [`sek·ǝn´der·ē ¦tär·gǝt] ^ORDNANCE The target against which fire is directed when the main fire mission has been accomplished, or when it has become impossible or impracticable for the gun or battery to carry out the main fire mission.
随便看	acoustic spectrum acoustic stiffness acoustic stiffness reactance acoustic strain gage acoustic streaming acoustic survey acoustic theodolite acoustic theory acoustic tile acoustic tomography acoustic torpedo acoustic transducer acoustic transformer acoustic transmission acoustic transmission coefficient acoustic transmissivity acoustic transponder acoustic treatment acoustic velocity acoustic wave acoustic-wave amplifier acoustic well logging acoustoelectric amplifier acoustoelectric effect acoustoelectronics

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