GB/T 25969-2010
ActiveSpecification of material selecting for main parts of domestic solar water heating system
家用太阳能热水系统主要部件选材通用技术条件
🔗 Related Standards / 同类标准
GB/T 1156-1979
Sleeve type drip-feed lubricating cups--Types and dimensions
GB/T 38276-2019
Lubrication system—Terminology and graphical symbols
GB/T 38275-2019
Lubrication system—Inspection specification
GB/T 38274-2019
Lubrication system—Efficiency assessment method
JB/T 10465-2004
稀油润滑装置 技术条件
GB/T 13608-2009
General principle for rational lubrication technology