说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 6546-2021 瓦楞纸板 边压强度的测定
ISO 2145 1978 Documentation — Numbering of divisions and subdivisions in written docum.pdfISO 15023-1 2017 Plastics — Poly(vinyl alcohol) (PVAL) materials — Part 1 Designation system and basis for specifications.pdfISO TR 21960 2020 Plastics — Environmental aspects — State of knowledge and methodologies.pdfISO 45001 2018 Amd 1 2024 Occupational health and safety management systems — R.pdfISO 20146 2019 Vacuum technology — Vacuum gauges — Specifications, calibration and measurement uncertainties for capacitance diaphragm gauges.pdfISO 12843 2024 Plain bearings Reuse recycling and disposal of plain bearing materials.pdfISO 155 2019 Belt drives — Pulleys — Limiting values for adjustment of centres.pdfISO 7575 1993 Commercial road vehicles — Flat attachment wheel fixing nuts.pdfISO 4764 2024 Plastics Polyols for use in the production of polyurethanes Determination of degree of unsaturation by using iodine method.pdfISO 7702 1995 Dried pears — Specification and test methods.pdfGB-T 533-2008 硫化橡胶或热塑性橡胶 密度的测定.pdfGB-T 12241-2021 安全阀 一般要求.pdfGB-T 10798-2001 热塑性塑料管材通用壁厚表.pdfGB-T 603-2002 化学试剂 试验方法中所用制剂及制品的制备.pdfGB-T 40371-2021 气焊设备 焊接、切割及相关工艺设备用材料.pdfGB-T 44674-2024 地毯 采用喷液抽吸技术的实验室清洗程序.pdfGB-T 28868-2012 未经涂覆的磁性氧化物环形磁心的尺寸.pdfGB-T 8350-2008 输送链、附件和链轮.pdfGB-T 11313.41-2021 射频连接器 第41部分 CQA系列快速锁紧射频连接器分规范.pdfGB-T 32402-2015 通信名词术语 数据通信 因特网.pdf
