电磁式燃气紧急切断阀
Electro-magnetic emergency shut-off valve for gas
检测标准
燃气用具连接内用橡胶复合软管
Compounded rubber hose for internal use in gas appliance connection
农用污泥污染物控制标准
Control standards of pollutants in sludge for agricultural use
燃气用具连接用不锈钢波纹软管
Stainless steel corrugated tubes for the connection of gas appliances
商用燃气燃烧器具
Commercial gas-burning appliance
商用燃气燃烧器具
Commercial gas-burning appliance
围填海工程填充物质成分限值
The limitation on infilling components of sea reclamation and enclosure project
民用建筑燃气安全技术条件
General safety technique conditions for gas in civil building
家用二甲醚燃气灶
Domestic dimethy ether gas cooking appliances
燃气采暖热水炉
Gas-fired heating and hot water combi-boiler
