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GB/T 39862-2021 高热导率陶瓷导热系数的检测

GB/T 39862-2021.Test method for thermal conductivity of high thermal conductivit...

GB/T 39898-2021.Technical specifications for the construction of intelligent tra...

YY/T 0730-2009.Cardiovascular implants and artificial organs-Requirements for si...

GB/T 11760-2021.Hulless barley。1范围GB/T 11760规定了青稞的相关术语和定义、质量要求检验方法、检验规则、标签标识、包装、...

GB/T 5162-2021.Metallic powders-Determination of tap density.1范围GB/T 5162规定了振实密度...

GB/T 17421.10-2021.Test code for machine tools- Part 10: Determination of the me...

YY/T 1148-2009.Spinal needle.1范围YY/T 1148规定了公称外径0.4mm~1.6mm,用于人体做蛛网膜下腔阻滞(简称腰椎麻醉)...

GB/T 1149.6-2021.Internal combustion engines-Piston rings-Part 6 : Scraper rings...

YY 0712-2009/ISO 1 1246: 1996.Dental ethyI silicate bonded casting investments.Y...

GB/T 18400.10-2021.Test conditions for machining centres-Part 10: Evaluation of...

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