专利 一种混凝土搅拌站的骨料储存装置
ISO 21898 2024 Packaging Flexible intermediate bulk containers (FIBCs) for non-dangerous goods.pdf
ISO 789-3 2015 Agricultural tractors — Test procedures — Part 3 Turning and clearance diameters.pdf
ISO 10469 2006 Copper sulfide concentrates Determination of copper Electrogravimetric method.pdf
ISO 277 2002 Binders for paints and varnishes — Raw tung oil — Requirements and methods of test.pdf
ISO IEC TR 29119-13 2022 Software and systems engineering — Software testing — Part 13 Using the ISO IEC IEEE 29119 series in the testing of biometric systems.pdf
ISO 12540 2017 Glass in building — Tempered soda lime silicate safety glass.pdf
ISO 6621-1 2018 Internal combustion engines Piston rings Part 1 Vocabulary.pdf
ISO 18674-4 2020 Geotechnical investigation and testing — Geotechnical monitoring by fie.pdf
ISO 8502-15 2020 Preparation of steel substrates before application of paints and related products Tests for the assessment of surface cleanliness Part 15 Extraction of soluble contaminants for anal.pdf
ISO 18250-7 2018 Medical devices Connectors for reservoir delivery systems for healthcare applications Part 7 Connectors for intravascular infusion.pdf
GB-T 12811-1991 硬质泡沫塑料平均泡孔尺寸试验方法.pdf
GB-T 30917-2014 天然胶乳橡胶避孕套中可迁移亚硝胺的测定.pdf
GB-T 25689-2010 土方机械 自卸车车厢 容量标定.pdf
GB-T 19042.4-2005 医用成像部门的评价及例行试验 第3-4部分 牙科X射线设备成像性能验收试验.pdf
GB-T 11042.3-2005 纺织品 色牢度试验 耐硫化色牢度 第3部分 直接蒸气.pdf
GB-T 24404-2009 化妆品中需氧嗜温性细菌的检测和计数法.pdf
GB-T 7661-2009 光学零件气泡度.pdf
GB-T 41878-2022 塑料 划痕性能的测定.pdf
GB-T 22794-2017 家用和类似用途的不带和带过电流保护的F型和B型剩余电流动作断路器.pdf
GB-T 3768-2017 声学 声压法测定噪声源声功率级和声能量级 采用反射面上方包络测量面的简易法.pdf