negative perforation是什么意思、英文翻译及中文解释
negative perforation
词语: negative perforation
解释: 底片片孔[ 贝尔浩型(ISO491N型)片孔的通称。(IXB)]
词典: 仪器仪表专业英汉词典
negative perforation 相关解释
negative perforation 〔名词〕底片片孔
negative perforation
词语: negative perforation
解释: 底片片孔[ 贝尔浩型(ISO491N型)片孔的通称。(IXB)]
词典: 仪器仪表专业英汉词典
negative perforation 相关解释
negative perforation 〔名词〕底片片孔