英语词汇“parallel beam”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	parallel beam
释义	parallel beam短语¹³¹⁶²⁰⁺³ 基本例句平行光束,平行束 The parabolic reflector of a searchlight gives aparallel beam.探照灯的抛物面反射镜发出平行光束。 Under astigmatism even narrow parallel light beams will not combine into one point.有象散存在时甚至很窄的平行光束都不能会聚在一点。
随便看	trackless transport trackless transportation trackless trolley trackless trolley bus trackless/trolley bus trackless trolley car trackless trolley-car trackless trolleys trackless trolly bus tire trackless trolly bus tyre trackless tunneling trackless tunnelling trackless tyred vehicle trackless vehicle trackless waste track level track level bar track leveler track leveller track-leveller track levelling and tamping machine track levelling machine track lever track lever locking track lifter