The device is intended to help emergency medical providers with minimal training to deliver oxygen to patients with results similar to those a hospital surgeon might obtain.
This device blocks steam supply immediately if an emergency occurs.
一旦发生紧急状况,这些装置立刻阻断蒸汽。
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The emergencydevice can be equipped at the request of users, when the emergency power supply breaks , the lamp will switch to the emergency illuminating state automatically.