例句 /

For a central gas installation, one oxygen and acetylene outlet station in the workshop, complete with low pressure regulator, pressure gauges and backfire valves.

For a central gas installation, one oxygen and acetylene outlet station in the workshop, complete with low pressure regulator, pressure gauges and backfire valves.

低压布置在工作间,主要设备包括低压减压阀,压力表和回火器。