1What does it mean that there are 6 zones, 12 zones, 18 zones, etc. in the security checkpoint parameter table?
Detect and alarm according to the human body zone, such as zone 6, which refers to dividing the security checkpoint (i.e. with feet up) into zones every 33 centimeters from bottom to top. When the security checkpoint is in operation, if there are dangerous goods in any zone, an alarm will be triggered at the corresponding location, making it convenient for inspectors to quickly check the location of the dangerous goods
