Designation: D4555 − 10Standard Test Method forDetermining Deformability and Strength of Weak Rock by anIn Situ U...
Designation: D4554 − 12Standard Test Method forIn Situ Determination of Direct Shear Strength of RockDiscontinuitie...
Designation: D4552/D4552M − 20Standard Classification forHot-Mix Recycling Agents1This standard is issued under the ...
Designation: D4549 − 15 (Reapproved 2021)Standard Classification System and Basis for Specification forPolystyrene a...
Designation: D4547 − 20Standard Guide forSampling Waste and Soils for Volatile Organic Compounds1This standard is ...
Designation: D4546 − 21Standard Test Methods forOne-Dimensional Swell or Collapse of Soils1This standard is issued...
Designation: D4543 − 19Standard Practices forPreparing Rock Core as Cylindrical Test Specimens andVerifying Conforma...
Designation: D4538 − 21Standard Terminology Relating toProtective Coating and Lining Work for Power GenerationFacili...
Designation: D4537 − 12 (Reapproved 2018)Standard Guide forEstablishing Procedures to Qualify and Certify PersonnelP...
Designation: D4535 − 21Standard Test Methods forMeasurement of Thermal Expansion of Rock UsingDilatometer1This stand...
Designation: D4530 − 15 (Reapproved 2020)Standard Test Method forDetermination of Carbon Residue (Micro Method)1This...
Designation: D4529 − 17Designation: 381/97Standard Test Method forEstimation of Net Heat of Combustion of Aviation...
Designation: D4526 − 20Standard Practice forDetermination of Volatiles in Polymers by Static HeadspaceGas Chromatogr...
Designation: D4524 − 20Standard Test Method forComposition of Plumage1This standard is issued under the fixed desi...
Designation: D4519 − 16Standard Test Method forOn-Line Determination of Anions and Carbon Dioxide inHigh Purity Wa...
Designation: D4516 − 19aStandard Practice forStandardizing Reverse Osmosis Performance Data1This standard is issued ...
Designation: D4514 − 12Standard Specification forFriction Tape1This standard is issued under the fixed designation ...
Designation: D4513 − 22Standard Test Method forParticle Size Distribution of Catalytic Materials by Sieving1This st...
Designation: D4512 − 03 (Reapproved 2018)´1Standard Test Method forVibrated Apparent Packing Density of Fine Catal...
Designation: D4511 − 11 (Reapproved 2020)Standard Test Method forHydraulic Conductivity of Essentially Saturated Pea...
SJ 50973.12-1998 SFF-50-3-53型聚四氟乙烯绝缘柔软射频电缆详细规范.pdf67页
ASTM D821 - 45T scan.pdf34页
GJB 9937-5-2021 运载火箭大型地面试验方法 第5部分-助推器分离试验方法.pdf11710页
MSS SP-143-2013 活载荷的阀杆填料系统（中文版）.pdf20312页
DB51∕T 2728-2020 黄瓜生产技术规程.pdf998页
ASTM C193 - 64 scan.pdf1473页
ASME Ⅱ 材料 B 篇 非铁基材料 2023版 优化.pdf259601页
ASTM A516-2017 中文.pdf899页
CNAS-RL01 2023.pdf9422页
A1103A1103M-16.pdf1464页
CNAS-R02 2023.pdf1816页
ASTM D8099 - D 8099M - 17 (2023).pdf1942页GJB 9937-5-2021 运载火箭大型地面试验方法 第5部分-助推器分离试验方法.pdf11710页
ASTM E45-2025中文版.pdf5936页
GJB 1181-1991 军用装备包装、装卸、贮存和运输通用大纲.pdf1410页
JB∕T 11792.1-2014 中大功率燃气发动机技术条件 第1部分：天然气发动机.pdf8620页
ASTM E186-2020中文版.pdf1409页ASME Ⅱ 材料 B 篇 非铁基材料 2023版 优化.pdf259601页
JIS K 0512-1974 (1995) scan.pdf6522页
AS NZS 1664.1-1997 (2020).pdf484页
