This is the 12628th most frequent Russian word.
контролируют
"Контролируют" means "they control" or "monitor."
In this sentence, 'контролируют' indicates supervision or management over the work process.
Они контролируют процесс работы на фабрике.
They control the work process at the factory.
Here, 'контролируют' refers to a monitoring mechanism or system ensuring the regulation of access.
Современные системы безопасности контролируют доступ в здание.
Modern security systems control access to the building.
In this example, 'контролируют' signifies the enforcement or oversight of regulations regarding goods exportation.