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