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  • HG/T 3214-1987聚丙烯鲍尔环填料抗压试验方法Compression test method of polypropylene pall ring packing...2022-06-15
  • GB/T 17871-1999氮氧饱和或空气饱和-空气巡回潜水减压程序Decompression procedures for nitrox or air saturation-...2022-06-15
  • SY/T 6535-2002高压气地下储气井The underground storage well for high-compression gas2022-06-13
  • GB/T 33926-2017不锈钢环压式管件Stainless steel pipe fitting of ring compression2022-06-13
  • GB/T 24732-2009客运索道托(压)索轮通用技术条件General technical conditions for support (compression) sheave o...2022-06-10
  • HJ/T 241-2005确定压燃式发动机在用汽车加载减速法排气烟度排放限值的原则和方法The principle and method of confi...2022-06-10
  • GB/T 11106-1989金属粉末 用圆柱形压坯的压缩测定压坯强度的方法Metallic powder－Determination of green strength ...2022-06-10
  • GB/T 23370-2009硬质合金.压缩试验方法Hardmetals - Compression test2022-06-08
  • JC/T 960-2005水泥胶砂强度自动压力试验机Automatic compression machine for testing cement strength...2022-06-08
  • GB/T 40406-2021炭素材料压缩静态弹性模量和泊松比测定方法Standard test method for static modulus of elasticity...2022-03-18
  • Particle simulation of the failure process of brittle rock under triaxial compression2020-11-22
  • 乙醇燃料改质对HCCI燃烧特性的影响2020-09-30
  • Buckling analysis of the shell of a refuge chamber in a coal mine under uniform axial compression2020-06-12
  • 大型内压缩空分新流程的开发2020-03-23
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