• 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模块西门子公司90年代初期研发高档次呼吸机上使用控制精度安全稳定故障率特点

    youdao

  • 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模块西门子公司90年代初期研发高档次呼吸机上使用控制精度安全稳定故障率特点

    youdao

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