压水堆核电厂预应力混凝土安全壳设计规范
Design requirements for prestressed concrete containments for pressure water reactor nuclear power plants

2014-06-29

Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking
呼吸防护装置.仅用于正压的带半面罩的自给式开路压缩空气呼吸器.要求 试验 标记；德文版EN 14435:2004

2004-10-01

Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only. Requirements, testing, marking
呼吸保护装置 带半面罩的自给式开路压缩空气呼吸器 仅用于正压 要求、测试、标记

2004-12-02

Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to be used with positive pressure only - Requirements, testing, marking
呼吸防护装置.仅用于正压的带半面罩的自给式开路压缩空气呼吸器.要求 试验和标记

2004-12-17

Система стандартов безопасности труда. Средства индивидуальной защиты органов дыхания. Аппараты с жатым воздухом и открытым контуром, с полумаской, используемой только для избыточного давления. Технические требования. Методы испытаний. Маркировка
职业安全标准体系 呼吸保护装置 独立的开放式半呼吸压缩空气呼吸器 设计仅用于正压 技术要求 测试方法 标记