candle power
柯林斯詞典
1. N the luminous intensity of a source of light in a given direction: now expressed in candelas but formerly in terms of the international candle 標(biāo)準(zhǔn)燭光; 指定方向光源發(fā)光強(qiáng)度單位，以前用坎德拉表示，現(xiàn)在用國(guó)際燭光表示
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