求翻译：点击此按钮可以实现气柜A组、B组的手动切换，前提是一组正常供应，一组在备用状态，只有在遇到特殊情况才使用此功能，比如供应测阀门、压力有异常等是什么意思？

Click this button to a group of gas cabinets manual switching of the b group, the premise is a group of normal supply, a set in the standby state, only in case of special circumstances to use this feature, such as the supply of the measuring valve, pressure anomalies

Click this button to achieve gas container A B Group group, the manual switch, the premise is a group of normal supply, a group in standby status, only to be used with a particular situation, such as supply this function test valves, pressure abnormalities, etc.

Clicks on this button to be possible to realize the wind chest A group of, B group of manual cut, the premise is group of normal supplies, a group in readiness condition, only then is encountering the peculiar circumstance only then to use this function, for instance the supply measured the valve, t

Click this button to achieve the gas tank group a, group b of the manual switch on the assumption that a group of normal supply, a group in standby, use this function only in exceptional circumstances, such as the supply valves, measuring pressure abnormal

正在翻译，请等待...