英语词汇“effective focal length”的翻译、意思、用法、释义-英汉汉英双解词典

单词	effective focal length
释义	effective focal length 有效焦距
随便看	travel distance travel distance to exit travel disutility travel document travel documentary travel documents Travel Documents Bio-Metrics Travel Dominates Leisure Time travel drive travel driving unit travele travel easily travel east Travel E-Business travel economy travel economy class traveled traveled along travel.elong.com/hotels/details.aspx?Camp…- travel English travel entitlement travel envelope traveler Traveler aid clinic traveler chatter