英语词汇beam-defining aperture怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	beam-defining aperture
释义	beam-defining aperture 翻译 beam-defining孔径以上为机器翻译结果，快速获取精准的人工翻译结果，建议选择有道人工翻译网络释义 1 ?限束小孔 ... beam defining slit 限束缝隙 beam-defining aperture 限束小孔 beam-defining diaphragm 线束限光栅 ... 短语 1 beam defining aperture 限定线束孔径
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。