“echo box”的概念、定义、翻译、参考文献-科学参考

单词	echo box
释义	echo box [`ek´ō ´bäks] ^ELECTRONICS A calibrated high-Q resonant cavity that stores part of the transmitted radar pulse power and gradually feeds this energy into the receiving system after completion of the pulse transmission; used to provide an artificial target signal for test and tuning purposes. Also known as phantom target.
随便看	standing-wave ratio standing-wave-ratio meter standing ways stand method standoff insulator standoff jammer standoff target acquisition system standoff weapon stand on standpipe standpipe system standstill standstill feature stanfieldite Stanford achievement test Stanhope lens stannane stannic acid stannic anhydride stannic bromide stannic chloride stannic chromate stannic iodide stannic oxide stannic sulfide

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。