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  • GB/T 40952-2021公共圖書館聽障人士服務(wù)規(guī)范Specification of public library services for the hearing impaired...2022-03-27
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  • ASTM D2983-2021Standard Test Method for Low-Temperature Viscosity of Automatic Transmission Fluids, Hydrauli...2022-03-27
  • ASTM D3273-2021Standard Test Method for Resistance to Growth of Mold on the Surface of Interior Coatings in ...2022-03-27
  • ASTM A370-2021鋼制品力學(xué)性能試驗(yàn)的標(biāo)準(zhǔn)試驗(yàn)方法和定義Standard Test Methods and Definitions for Mechanical Tes...2022-03-27
  • ASTM B908-2021Standard Practice for the Use of Color Codes for Zinc Casting Alloy Ingot2022-03-27
  • ASTM D8367-2021Standard Practice for Making a Laboratory Pavement Marking Sample Using a Pavement Marking an...2022-03-27
  • ASTM D2896-2021Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid ...2022-03-27
  • ASTM A213/A213M-2021bStandard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superhe...2022-03-27
  • ASTM A479/A479M-2021Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other ...2022-03-27
  • ASTM A66-2021Standard Specification for Steel Screw Spikes2022-03-27
  • ASTM D3634-2021Standard Test Method for Trace Chloride Ion in Engine Coolants2022-03-27
  • ASTM D4315-2021Standard Test Methods for Rubber Compounding Material—Zinc Oxide2022-03-27
  • ASTM D4571-2021Standard Test Methods for Rubber Compounding Materials—Determination of Volatile Material2022-03-27
  • ASTM D4572-2021Standard Test Method for Rubber Chemicals—Wet Sieve Analysis of Sulfur2022-03-27
  • ASTM D4818-2021Standard Classification for Rubber Compounding Materials—Vulcanization Accelerators2022-03-27
  • ASTM D4924-2021Standard Classification for Petroleum Waxes for Use in Rubber Compounding2022-03-27
  • ASTM D6895-2021Standard Test Method for Rotational Viscosity of Heavy Duty Diesel Drain Oils at 100?°C2022-03-27
  • ASTM F3036-2021Standard Guide for Testing Absorbable Stents2022-03-27
  • ASTM F3236-2021aStandard Specification for High Intensity Radiated Field (HIRF) Protection in Small Aircraft2022-03-26
  • ASTM A1008/A1008M-2021aStandard Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Streng...2022-03-26
  • ASTM A450/A450M-2021Standard Specification for General Requirements for Carbon and Low Alloy Steel Tubes2022-03-26