photometric requirement

基本解釋

The paper analyses the standards relating to the photometric performance of the headlamp for moped and put forward a standard requirement conformable to the national situation.
分析了與輕便摩托車前照燈配光性能有關(guān)的標(biāo)準(zhǔn)，提出一種符合我國國情并適合實際生產(chǎn)的標(biāo)準(zhǔn)要求。
On the base of requirement of national standards, a set of system for measuring photometric and colorimetric characteristics of headlamp and light signaling devices for motor vehicles is developed.
根據(jù)國家標(biāo)準(zhǔn)的要求和用戶需要，開發(fā)出了一套用于測量機(jī)動車前照燈和信號燈的光度和顏色參數(shù)的測量系統(tǒng)。介紹了系統(tǒng)的工作原理、方法、特點(diǎn)和測試結(jié)果。