Photoflash sources - determination of guide numbers and output data 闪光灯电源.闪光次数和输出数据的测定
2.
No methods , by the photoflash , all the details are more hardly seen 没有办法，闪光灯一开，所有细节更看不清楚了。
3.
Photoflash sources ; electronic flash equipment , automatic control of exposure 闪光光源.带自动爆光调节的电子闪光设备
4.
For photoflash , lug type , miniaturized , low leakage current reduces battery consumption 闪光灯用焊片式缩体产品，漏电流小，可减少电池消耗。
5.
Photography - synchronizers , ignition circuits and connectors for cameras and photoflash units - electrical characteristics and test methods iso 10330 : 1992 摄影技术.同步闪光器.摄影机和闪光装置点燃电路和连
6.
Photography - synchronizers , ignition circuits and connectors for cameras and photoflash units - electrical characteristics and test methods 摄影技术.同步闪光器.摄影机和闪光装置的点火电路和连接器.电特性及其试验方法
