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GB-T 15155-1994 滤波器用压电陶瓷材料通用技术条件
ISO 965-3 2021 ISO general purpose metric screw threads — Tolerances — Part 3 Limit deviations for screw threads.pdfISO 2160 1998 Petroleum products — Corrosiveness to copper — Copper strip test.pdfISO TS 22492 2019 Water pipe tobacco products — Determination of carbon monoxide emission of glowing water pipe charcoal — NDIR method.pdfISO 7176-13 1989 Wheelchairs — Part 13 Determination of coefficient of friction of test surfaces.pdfISO 13943 2023 Fire safety — Vocabulary.pdfISO TR 16115 2013 Gas cylinders — Classification of imperfections arising during the manufacture of seamless steel and aluminium alloy gas cylinders.pdfISO 24615-2 2018 Language resource management Syntactic annotation framework (SynAF) Part 2 XML serialization (Tiger vocabulary).pdfISO TS 17919 2013 Microbiology of the food chain — Polymerase chain reaction (PCR) for the detection of food-borne pathogens — Detection of botulinum type A, B, E and F neurotoxin-producing clostridia.pdfISO 17754 2014 Timber structures — Test methods — Torsional resistance of driving in screws.pdfISO TS 2363 2022 Blockchain and distributed ledger technologies — Guidelines for governance.pdfGB-T 223.17-1989 钢铁及合金化学分析方法 二安替比林甲烷光度法测定钛量.pdfGB-T 97.3-2000 销轴用平垫圈.pdfGB-T 27026-2019 合格评定 有形产品认证方案示例.pdfGB-T 25980-2010 道路车辆 旅居挂车和轻型挂车的连接球 尺寸.pdfGB-T 19334-2021 低压开关设备和控制设备的尺寸 在开关设备和控制设备及其附件中作机械支承的标准安装轨.pdfGB-T 41934-2022 塑料 薄膜和薄片垂直火焰蔓延的测定.pdfGB-T 42020-2022 实验室电源特性的测量规范.pdfGB-T 15131.1-1994 信息处理 数据交换用130 mm改进调频制记录的位密度为13262 磁通翻转-弧度、每面80条磁道的软磁盘 第一部分 尺寸、物理性能和磁性能.pdfGB-T 18931-2008 残碳量小于7%的碱性致密定形耐火制品分类.pdfGB-T 21829-2008 化学品 污水好氧处理模拟试验 活性污泥单元法.pdf
