DIN EN 30-2-1:2022-04
家用燃气烹饪器具 第2-1部分:合理使用能源 总则
Domestic cooking appliances burning gas - Part 2-1: Rational use of energy - General; German and English version prEN 30-2-1:2022 / Note: Date of issue 2022-03-11*Intended as replacement for DIN EN 30-2-1 (2015-08).