O2 module is the Siemens R & D and to 90 early in their high-end breathing machine for use on the control precision is high. Security. And stability characteristics of a low failure rate.
O2模块是西门子公司90年代初期研发的并在其高档次呼吸机上使用，其控制精度高、安全、稳定故障率低的特点。
Above: SS Lug valves that were O2 cleaned for high purity gas application.
上图：不锈钢吊耳阀门，经过氧气清洗。
Above: SS Lug valves that were O2 cleaned for high purity gas application.
上图：不锈钢吊耳阀门，经过氧气清洗。
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