In the context of ensuring reliable security system. pressure governor valve are many types of a wide range of USES, mainly for transport, and industrial civilian areas.
在可靠工作的前提下确保系统安全。调压阀种类众多用途广泛，主要用于交通，及工业民用领域。
2
1970s and 1980s was the first stage of Yakut administrative transport, the main transports were civilian intellectuals.