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China "YD" Standards List:

Standard Code	Standard English Title	Standard Class
YD/T 16572-2007	Technical requirement for proxy equipment supporting multimedia service network address translation/fire wall crossing (NAT/FW) Part 2: SIP proxy	China Telecommunication - YD Standards
YD/T L634-2007	Optical transport network (OTN) physical layer interface	China Telecommunication - YD Standards
YD/T 163L-2007	Virtual concatenations and links of synchronous digital hierarchy (SDH)	China Telecommunication - YD Standards
DL/T 583-2006	Specification for static commutated excitation systems and devices for large and medium hydraulic generators	China Electricity & Power - YD Standards
DL/T 489-2006	Test regulation for static rectified excitation systems and devices for large and medium hydraulic generators	China Electricity & Power - YD Standards
DL/T 5353-2006	Design specification for slope of hydropwer and water conservancy project	China Electricity & Power - YD Standards
DL/T 5351-2006	Drawing standard of geologic for hydropower and water resources project	China Electricity & Power - YD Standards
DL/T 5350-2006	Drawing standard of electrical engineering for hydropower and water resources project	China Electricity & Power - YD Standards
DL/T 5349-2006	Drawing standard for hydraulic machinery of hydropower and water conservancy project	China Electricity & Power - YD Standards
DL/T 5348-2006	Drawing standard for hydraulic structure of hydropower and water conservancy project	China Electricity & Power - YD Standards
DL/T 5347-2006	Drawing standard for base of hydropower and water conservancy project	China Electricity & Power - YD Standards
DL/T 5345-2006	Design specification for centralized monitoring and control projects of valley hydropower plants	China Electricity & Power - YD Standards
DL/T 1013-2006	Test and adjustment guide of microcomputer-based excitation regulator for large and medium hydraulic generators	China Electricity & Power - YD Standards
DL/T 1003-2006	The measurement of lubricating parameters for thrust bearing of hydro-generator unit	China Electricity & Power - YD Standards
HG/T 3882-2006	Glycine ethylester hydrochloride	China Chemical Industry - YD Standards
HG/T 3881-2006	Analysis methods for mixed aqueous catalyst of Cobalt acetate, Manganese acetate and Hydrobromic acid	China Chemical Industry - YD Standards
HG/T 3875-2006	Phenol aldehyde amine epoxy resin firming agent	China Chemical Industry - YD Standards
HG/T 3825-2006	Sodium hydroxide produced from natural soda by causticizing process	China Chemical Industry - YD Standards
HG/T 3821-2006	Nano-powder of magnesium hydroxide	China Chemical Industry - YD Standards
HG/T 3819-2006	Nano-synthetic hydrotalcite	China Chemical Industry - YD Standards
DL/T 996-2006	Specification of steam turbine electro-hydraulic control system in fossil fuel power plant	China Electricity & Power - YD Standards
DL/T 5034-2006	Technical code for the hydrogeological investigation of electric power engineering	China Electricity & Power - YD Standards
DL/T 502.3-2006	Analytical methods of steam and water in power plants. Part 3: Determination of total sillicon (Spectrometric method by conversion with hydrofluoric acid)	China Electricity & Power - YD Standards
DL/T 502.18-2006	Analytical methods of steam and water in power plants. Part 18: Determination of hydrazine (Indirect method)	China Electricity & Power - YD Standards
DL/T 502.17-2006	Analytical methods of steam and water in power plants. Part 17: Determination of hydrazine (Direct method)	China Electricity & Power - YD Standards
DL/T 502.14-2006	Analytical methods of steam and water in power plants. Part 14: Determination of copper (Spectrometric method using dicyclohexanoneoxalyldihydrazone)	China Electricity & Power - YD Standards
DL/T 5339-2006	Code for hydraulic design of fossil fuel power plants	China Electricity & Power - YD Standards
DL/T 5338-2006	Technical code of karst engineering geological investigation for hydropower and water resources project	China Electricity & Power - YD Standards
DL/T 5337-2006	Technical code for engineering geological investigation of slope for hydropower and water resources project	China Electricity & Power - YD Standards
DL/T 5336-2006	Technical code of reservoir area engineering geological investigation for hydropower and water resources project	China Electricity & Power - YD Standards

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