TYPE DESIGNATION SYSTEM FOR ELECTRON TUBES
电子管型号命名系统

1979-08-01

DESIGN-MAXIMUM RATING SYSTEMS FOR ELECTRON TUBES
电子管最大额定值系统的设计

1981-10-01

Единая система конструкторской документации. Обозначения условные графические в схемах. Приборы электровакуумные
用于设计文档的统一系统 计划中的图形识别 电子管和阀门

Refrigerating systems and heat pumps. Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes. Requirements, design and installation
制冷系统和热泵 挠性管元件、隔振器、伸缩接头和非金属管 要求、设计和安装

2009-02-28

Refrigerating systems and heat pumps - Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes - Requirements, design and installation
制冷系统和热泵.软管元件 隔振器 伸缩接头和非金属管.要求 设计和安装；德文版EN 1736:2008

2009-02-01

Refrigerating systems and heat pumps - Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes - Requirements, design and installation
制冷系统和热泵.软管元件 隔振器 伸缩接头和非金属管.要求 设计和安装

2009-09-09