Chongqing Provincial Standard of the People's Republic of China
Status
2021-11
Latest
DB50/T 423-2011
Scope
This standard specifies the terms and definitions, performance requirements and model selection of B-type ultrasonic diagnostic instruments for pig farms, pig trading markets and other units to measure live backfat thickness, live eye muscle area and pregnancy diagnosis. , measurement personnel, measurement procedures and steps, measurement data, image storage and data utilization, etc. This standard stipulates that units such as pig farms and pig trading markets use B-type ultrasonic diagnostic equipment to measure live pig backfat thickness, live eye muscle area and pregnancy diagnosis.
DB50/T 423-2011 history
2012DB50/T 423-2011 B-mode ultrasonic measurement specification for live pigs