“variable neutral density filter”的概念、定义、翻译、参考文献-科学参考

单词	variable neutral density filter
释义	variable neutral density filter Encyclopedia 艺术学彩色黑白兼用滤光镜释 variable neutral density filter可变中性密度滤光镜通过转动滤光镜上的调节环，可连续均匀改变其通光能力的滤光镜。又称可调减光镜、POL退光镜（Pol Fader），Ｂ＋W公司称其为双偏振镜（Double Polarizer）。
随便看	oxyfluorfen oxygen oxygen 15 oxygen-15 oxygen-18 isotope hydrogeology oxygen-18 isotope shift oxygen activation logging oxygenase oxygenate oxygenated fuel oxygenated fuels oxygenated pollutant oxygenated treatment oxygenation oxygenation keeping alive oxygenator oxygen barometer of mineral assemblage oxygen bomb calorimeter oxygen bottom-blowing furnace oxygen bottom-blown converter steelmaking oxygen buffer oxygen capacity oxygen carrier oxygen concentration corrosion oxygen concentration of inflammability limit

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