Guidelines for work safety standardization of dissolved acetylene enterprise
发布日期:2010-09-06 实施日期:2011-05-01
Wool-Determination of solubility in alkali
发布日期:2008-04-29 实施日期:2008-12-01
Fruit and vegetable products -- Determination of ash insoluble in hydrochloric acid
发布日期:2003-12-01 实施日期:2003-12-01
Soil quality. Dissolution for the determination of total element content. Part 2:Dissolution by alkaline fusion first edition
实施日期:2002-08-01
Surface active agents -- Determination of pH of aqueous solutions -- Potentiometric method
发布日期:1977-08-01 实施日期:1977-08-01
实施日期:2008-02-01
Water for industrial circulating cooling system and boiler -Determination of dissolved oxygen
发布日期:2007-08-13 实施日期:2008-02-01
Non-destructive testing - Characteristics of focal spots in industrial X-ray systems for use in non-destructive testing - Part 5: Measurement of the effective focal spot size of mini and micro focus X-...
Transportable gas cylinders - Filling conditions for acetylene battery vehicles
实施日期:2002-10-01
Soil quality. Determination of water-soluble and acid-soluble sulfate first edition
实施日期:1995-01-01
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