英语词汇“effective half angle of coverage”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	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	Party school education party school for students Party School of the Central Committee of CPC Party School of the Central Committee of C.P.C Party School of the CPC Party School of the CPC Central Committee Party school of university Party schools party schools in higher institutes Party School System across China Party school teaching party secondarily liable party secretary party secretary general party selling party-size Party s Leadership Party-Society Party solidarity party song party spirit cultivating party-spirited party spirit education Party spirit exercise party spirits