“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	relief for orphans relief for the handicapped relief for widows relief hole relief image relief management station relief map relief of an analytic function relief of urban vagrants and beggars relief printing relief representation Reliefs in Wang Chuzhi’s Tomb reliefs on sarira stupa in Qixia Temple relief stone sculpture in Northern Jiangsu Province Relief Stone Sculptures in Nanyang relief stone sculptures in Shandong Province Relief Stone Sculptures in Sichuan Province Relief Stone Sculptures in Xiaotangshan relief stone sculptures in Xuzhou relief stone sculptures in Yinan Relief Stone Tomb of Han Dynasty at Anqiu Relief Stone Tomb of Han Dynasty at Yinan Relief Stone Tombs of Han Dynasty at Nanyang Relief Stone Tombs of Han Dynasty at Shanbei Relief Stone Tombs of Han Dynasty at Xuzhou and Surrounding Areas

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