【摘要】 针对高速小钢珠测速过程中的特殊要求，设计了一种大面积、高速度、低噪声光电探测系统，经实弹测试，证明其性能优良．更多还原

【Abstract】 A large area, high speed, low noise photoelectric detector is designed inthis paper to satisfy the special requirements of the high speed steal ball in the processof velocity measurement. The experiment shows that the performance of this detector is execellent.更多还原