Cross-line statistics refers to setting up a cordon in a designated area, counting the number of people entering and exiting, and alerting based on the difference in the number of people.

Cross-line statistics refers to setting up a cordon in a designated area, counting the number of people entering and exiting, and alerting based on the difference in the number of people.
A . True
B . False

Answer: A

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments