火力发电厂施工图设计文件内容深度规定 第7部分:烟气脱硫
Regulations for content and depth of detailed design documents of fossil-fired power plant. Part 7:Flue gas desulphurization
2013-11-28
DIN EN 13918-DRAFT
Draft Document - Gas welding equipment - Integrated flowmeter regulators used on cylinders for welding, cutting and allied processes - Classification, specification and tests; German version prEN 13918:2000
文件草案——气焊设备——用于焊接、切割和相关工艺的气瓶上的集成流量计调节器——分类、规范和试验；德文版prEN 13918:2000