oxygen breathing apparatus
短语词组
- oxygen -breathing apparatus 氧气呼吸器;氧气设备
- oxygen n breathing apparatus 输氧呼吸器
- oba oxygen breathing apparatus 吸氧装置
- closed circuit oxygen breathing apparatus 闭式回路混合气自携式水下呼吸器
- Proto oxygen breathing apparatus set 布鲁图氧气呼吸器套具
- self -contained oxygen breathing apparatus 自给式氧气呼吸器
- semi -closed circuit helium-oxygen breathing apparatus 半闭式回路氦氧呼吸器 返回 oxygen breathing apparatus