英语词汇“gray filter”的翻译、意思、用法、释义-英汉汉英词典

单词	gray filter
释义	gray filter =neutral-density filter 以上来源于：《21世纪大英汉词典》 gray filter灰(色)滤光器gray filter灰[色]滤光器gray filter灰（色）濾光器電機工程gray filter灰(色)濾光器電力工程
随便看	natural radioactive decay natural radioactive decay series natural radioactive element natural radioactive elements natural radioactive isotope natural radioactive nuclide natural radioactivity natural radioactivity background natural radioactivity--background natural radioelement natural radio-frequency interference natural radioisotope natural radionuclide natural radionuclides natural rate of interest natural rate of unemployment natural recharge volume natural recirculation boiling reactor natural rectifier natural reef natural refrigerant natural refrigerants natural regeneration natural regeneration by marginal seeds natural regeneration by seeds