oxygen breathing system

• 氧气系统

oxygen breathing system的用法和样例：

例句

1. The passenger oxygen system provides an emergency oxygen supply to the passengers and attendants, this system consists of passenger sevice units, control and indication.
   旅客氧气系统为旅客及乘务员提供应急氧气，系统包括旅客服务设备，控制及指示器。