例句 /

The multichannel digital shutter velocity tester is mainly used in measuring the exposure time of a camera curtain shutter.

The multichannel digital shutter velocity tester is mainly used in measuring the exposure time of a camera curtain shutter.

摘要多通道数字化快门速度测试仪主要应用于幕簾式相机快门有效曝光时间的测试。