“changing bag”的概念、定义、翻译、参考文献-科学参考

单词	changing bag
释义	changing bag [`chānj·iŋ ´bag] ^ENGINEERING An enclosure of lightproof material used for operations such as loading of film holders in daylight.
随便看	amplexicaul amplexus ampliate amplidyne amplification amplification factor amplification noise amplified back bias amplifier amplifier-type meter amplify amplifying delay line amplitron amplitude amplitude discriminator amplitude distortion amplitude factor amplitude fading amplitude-frequency distortion amplitude-frequency response amplitude gate amplitude level amplitude limiter amplitude-limiting circuit amplitude-modulated indicator

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