“range ring”的概念、定义、翻译、参考文献-科学参考

单词	range ring
释义	range ring [`rānj ´riŋ] ^ELECTRONICS Accurate, adjustable, ranging mark on a plan position indicator corresponding to a range step on a type M indicator.
随便看	power output tube power pack power package power plant power rating power ratio power reactor power rectifier power relay power resistor power saw power semiconductor power series power set power shovel power-shovel mining power slips power spectrum power station power steering power stroke power supply power supply circuit power-supply rejection ratio power switch

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