The cardiopulmonary resuscitator installed with this kind of teeth is reliable in action and is conveniently for switching into a breathing machine for first aid.
安装了这种齿的心肺复苏机，其动作十分可靠。而且，还可方便地切换成急救呼吸机。
The cardiopulmonary resuscitator installed with this kind of teeth is reliable in action and is conveniently for switching into a breathing machine for first aid.
安装了这种齿的心肺复苏机，其动作十分可靠。而且，还可方便地切换成急救呼吸机。
应用推荐