A glass bulb filled with finely shredded aluminum or magnesium foil that is ignited by electricity to produce a short-duration high-intensity light flash for taking photographs.
闪光泡一种内部装有铝箔或镁箔的精细碎片的玻璃灯泡，用电点燃以发出短暂的高强度闪光，从而拍摄照片。
The measuring method and principle of efficient intensity of flash source are described, and a flash efficient intensity tester is introduced in detail.
论述闪光光源有效光强的测量方法及原理，并详细介绍我所自行研制的闪光有效光强测定仪。
By analogy with the method of gunpoint noise measurement. reasonable indexes for assessing the size and intensity of gunpoint flash are put forward.
类比于枪口噪声测试方法，较科学地提出了评价枪口火焰强弱的评价指标。
By analogy with the method of gunpoint noise measurement. reasonable indexes for assessing the size and intensity of gunpoint flash are put forward.
类比于枪口噪声测试方法，较科学地提出了评价枪口火焰强弱的评价指标。
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