The safety requirement for mixed gas diving
交通运输部救捞与水下工程标准化技术委员会
本标准规定了以氦氧混合气为呼吸介质的水面供气式混合气潜水对人员、设备和系统，以及作业程序的要求。
本标准适用于潜水深度120 m以浅的氦氧混合气潜水，也适用于暴露于1.2 MPa以内氦氧混合气的模拟潜水。
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