英语词汇“effective half angle of coverage”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	effective half angle of coverage
释义	effective half angle of coverage 有效照射半角[ 闪光装置反光器轴线与发光强度为轴向强度的二分之一值光束之间的夹角。(IXC)]
随便看	Dayakker dayaks dayal dayals Dayan dayana Dayananda Sarasvati dayand day and age day-and-date device day and date device day and date watch day and night dayand night day-and-night day and night clinic day and night inversion living day and night line day and night production day-and-night service day and night shop day-and-night shop day and night telescope day and night time imagery day and night vehicle

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