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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB 25034-2020 |
Gas-fired heating and hot water combi-boiler 燃气采暖热水炉 |
China National Standards Gas-fired heating an |
English PDF |
GB/T 38350-2019 |
Residential Gas-fired heating and hot water appliances with auxiliary energy 带辅助能源的住宅燃气采暖热水器具 |
China National Standards Gas-fired heating an |
English PDF |
GB 25034-2010 |
Gas-fired heating and hot water combi-boilers 燃气采暖热水炉 |
China National Standards Gas-fired heating an |
English PDF |
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