Automatic exposure control

Automatic Exposure Control (AEC) is an X-ray exposure termination device. A medical radiography x-ray exposure is always initiated by a human operator. X-ray termination is done by the same human operator or an exposure control device such as an electronic timer or an AEC device, whichever comes first. The intention of the AEC termination device is to provide consistent x-ray film appearance.

单词	Automatic exposure control
释义	Automatic exposure control 英语百科 Automatic exposure control Automatic Exposure Control (AEC) is an X-ray exposure termination device. A medical radiography x-ray exposure is always initiated by a human operator. X-ray termination is done by the same human operator or an exposure control device such as an electronic timer or an AEC device, whichever comes first. The intention of the AEC termination device is to provide consistent x-ray film appearance.
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