全网唯一标准王
GB-T 31703-2015 陶瓷球轴承 氮化硅球
ISO 12091 1995 Structured-wall thermoplastics pipes — Oven test.pdfISO 9835 1993 Ambient air — Determination of a black smoke index.pdfISO 5135 2020 Acoustics Determination of sound power levels of noise from air-terminal devices air-terminal units dampers and valves by measurement in a reverberation test room.pdfISO 22435 2024 Gas cylinders — Cylinder valves with integrated pressure regula.pdfISO 4326-1980Non-ionic surface active agents. Polyethoxylated derivatives. Determination of hydroxyl.pdfISO 20137 2023 Leather — Chemical tests — Guidelines for testing critical chemicals in leat.pdfISO 8289-1 2020 Vitreous and porcelain enamels Low-voltage test for detecting and locating defects Part 1 Swab test for non-profiled surfaces.pdfISO ASTM 51650 2013 Practice for use of a cellulose triacetate dosimetry system.pdfISO 32100 2018 Rubber- or plastics-coated fabrics Physical and mechanical tests Determination of flex resistance by the flexometer method.pdfISO 17616 2019 Soil quality — Guidance on the choice and evaluation of bioassays for ecotoxicological characterization of soils and soil materials.pdfGB-T 16622-2022 压配式实心轮胎规格、尺寸与负荷.pdfGB-T 19822-2024 铝及铝合金硬质阳极氧化膜规范.pdfGB-T 20733-2022 数码照相机 术语.pdfGB-T 8806-2008 塑料管道系统 塑料部件尺寸的测定.pdfGB-T 22428.1-2008 淀粉水解产品 还原力和葡萄糖当量测定.pdfGB-T 40541-2021 航天金属压力容器结构设计要求.pdfGB-T 24574-2009 硅单晶中Ⅲ-Ⅴ族杂质的光致发光测试方法.pdfGB-T 6130-2001 镶片圆锯.pdfGB-T 14520-1993 气相色谱分析法测定不饱和聚酯树脂增强塑料中的残留苯乙烯单体含量.pdfGB-T 22365-2008 纸和纸板印刷表面强度的测定.pdf
