求翻译：杀菌锅都配备自动排汽阀和自动补气阀，当杀菌锅内的压力高于杀菌所需压力时，排汽阀自动开启，将锅内压力减小到杀菌所需压力；是什么意思？

Autoclaves are equipped with automatic exhaust valve and automatic fill valve, the pressure pot when sterilization is higher than the pressure required for sterilization, the exhaust valve automatically opens, the pressure pot pressure is reduced to the required sterilization;

equipped with automatic dishwashing pot mine steam valves and automatic fill valve, when higher pressure inside the pot germicidal disinfectant when the required pressure steam valves, emissions, and will be opened automatically reduced pressure within the pot sterilizing the required pressure.

The sterilization pot all provides the automatic exhaust steam valve and the automatic gulp valve, when in the sterilization pot pressure is higher than the sterilization needs the pressure, exhaust steam valve automatic opening, the pot internal pressure reduces to the sterilization needs the press

Retorts are equipped with automatic exhaust valve and automatic valve when the pressure of air within the retort sterilization when the required pressure, exhaust valves opened automatically, reduces the pressure in the pot to pressure required for sterilization;

Autoclaves are equipped with automatic exhaust valve and automatic fill valve, the pressure pot when sterilization is higher than the pressure required for sterilization, the exhaust valve automatically opens, the pressure pot pressure is reduced to the required sterilization;