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	GB/T 27894.5-2012 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 5: Determination of nitrogen,carbon dioxideand C1 to C5 and C6+ hydrocarbons for a laboratory and on-line process application using three columns - 英文版
	GB/T 27894.4-2012 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 4: Determination of nitrogen,carbon dioxide and C1 to C5 and C6+ hydrocarbons for a laboratory and on-line measuring system using two columns - 英文版
	GB/T 13609-2012 Natural gas sampling guidelines - 英文版
	GB/T 11060.8-2012 Natural gas - Determination of sulfur compound - Part 8：Determination of total sulfur content by Ultraviolet fluorescence method - 英文版
	GB/T 28923.5-2012 Mapping requirements for the Natural disaster remote sensing thematic maps - Part 5: Relief and recovery assessment thematic maps - 英文版
	GB/T 28923.4-2012 Mapping requirements for the Natural disaster remote sensing thematic maps - Part 4: Loss assessment thematic maps - 英文版
	GB/T 28923.3-2012 Mapping requirements for the Natural disaster remote sensing thematic maps - Part 3: Risk assessment thematic maps - 英文版
	GB/T 28923.2-2012 Mapping requirements for the Natural disasters remote sensing thematic maps - Part 2: Monitoring thematic maps - 英文版
	GB/T 28923.1-2012 Mapping requirements for the Natural disaster remote sensing thematic maps - Part 1: Classification, codes and mapping - 英文版
	GB/T 28921-2012 Classification and codes for Natural disasters - 英文版
	GB/T 24438.3-2012 Natural disaster information statistics - Part 3：Stratified random sampling survey statistical methods - 英文版
	GB/T 28574-2012 Petroleum, petrochemical and Natural gas industries steam turbines － Special-purpose applications - 英文版
	GB/T 28573-2012 Petroleum, petrochemical and Natural gas industries steam turbines － General-purpose applications - 英文版
	GB/T 28491-2012 Button general technical requirements and testing methods - Natural shell button - 英文版
	GB 17820-2012 Natural gas - 英文版
	GB/T 28259-2012 Petroleum and Natural gas industries - Downhole equipment - Subsurface safety valve equipment - 英文版
	GB/T 22512.1-2012 Petroleum and Natural gas industries - Rotary drilling equipment - Part 1：Rotary drill stem elements - 英文版
	GB 17258-2011 Steel cylinders for the on-board storage of compressed Natural gas as a fuel for automotive vehicles - 英文版
	GB/T 9711-2011 Petroleum and Natural gas industries - Steel pipe for pipeline transportation systems - 英文版
	GB/T 27896-2011 Test method for water vapor content of Natural gas using electronic moisture analyzers - 英文版
	GB/T 27895-2011 Natural gas - Determination of the hydrocarbon dew point - Cooled mirror method - 英文版
	GB/T 27894.2-2011 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 2: Measuring-system characteristics and statistics for processing of data - 英文版
	GB/T 27894.1-2011 Natural gas - Determination of composition with defined uncertainty by gas chromatogramphy - Part 1：Guidelines for tailored analysis - 英文版
	GB/T 27876-2011 Technical specification for the maintenance of compressed Natural gas vehicle - 英文版
	GB/T 27811-2011 Natural resin coatings for woodenware for indoor decorating and refurbishing - 英文版
	GB/T 20657-2011 Petroleum and Natural gas industries - Equations and calculations for the properties of casing, tubing, drill pipe and line pipe used as casing and tubing - 英文版
	GB/T 19830-2011 Petroleum and Natural gas industries - Steel pipes for use as casing or tubing for wells - 英文版
	GB/T 17747.2-2011 Natural gas - Calculation of compression factor - Part 2: Calculation using molar-composition analysis - 英文版
	GB/T 11060.7-2011 Natural gas - Determination of sulfur compounds - Part 7: Determination of total sulfur content by Lingener combustion method - 英文版
	GB/T 28225-2011 Sampling & verifying method on the number of collapsed or damaged rural dwellings in Natural disaster-affected areas - 英文版

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