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| Delete | 1 | GB/T 28712.2-2023_ENGLISH | Types and basic parameters of heat exchangers - Part 2: Fixed tube sheet heat exchangers | 1 | 4 | 419 | | Need to translate |
| Delete | 2 | DL/T 669-2023_ENGLISH | (Classification of high temperature operations in the power industry) | 1 | 3 | 229 | | Need to translate |
| Delete | 3 | YS/T 226.14-1994_ENGLISH | Determination of carbon content in selenium. Combustion conductometric titration method | 1 | 2 | 169 | | Need to translate |
| Delete | 4 | YC/T 169.10-2002_ENGLISH | Testing physical and chemical characteristics of tow for cigarette--Part 10: Residual acetone content | 1 | 2 | 199 | | Need to translate |
| Delete | 5 | NB/T 11148-2023_ENGLISH | (Technical requirements for geothermal recharge filter device) | 1 | 4 | 339 | | Need to translate |
| Delete | 6 | YS/T 226.9-2009_ENGLISH | Methods for chemical analysis of selenium. Part 9: Determination of iron content. Flame atomic absorption spectrometry | 1 | 3 | 169 | | Need to translate |
| Delete | 7 | SN/T 4429.2-2016_ENGLISH | Determination of total mercury in crude oil - Zeeman correction - Cold atomic absorption spectrometry | 1 | 3 | 169 | | Need to translate |
| Delete | 8 | GB/T 35010.4-2018_ENGLISH | Semiconductor die products -- Part 4: Requirements for die users and suppliers | 1 | 3 | 344 | | Need to translate |
| Delete | 9 | GB/T 7767-2003_ENGLISH | Standard terminology relating to carbon black | 1 | 3 | 399 | | Need to translate |
| Delete | 10 | GB/T 25123.1-2018_ENGLISH | Electric traction -- Rotating electrical machines for rail and road vehicles -- Part 1: Machines others than electronic convertor-fed alternating current motors | 1 | 0, How it works in 9s? | 700 | 99+ currencies | PDF10 |
| Delete | 11 | NB/T 11117-2023_ENGLISH | Technical requirements for green development of low-quality coal comprehensive utilization power plant | 1 | 5 | 559 | | Need to translate |
| Delete | 12 | SH/T 1766.2-2018_ENGLISH | (Inter-Petroleum Xylene Part 2: Determination of Purity and Hydrocarbon Impurities Gas Chromatography) | 1 | 3 | 249 | | Need to translate |
| More PDF Samples Total (USD) | 3944.00 |