GB-T 24286-2009 黑色不透光包装纸
ISO 22479 2019 Corrosion of metals and alloys — Sulfur dioxide test in a humid atmosphere (fixed gas method).pdf
ISO 18609 2000 Animal and vegetable fats and oils Determination of unsaponifiable matter Method using hexane extraction.pdf
ISO TS 23471 2022 Experimental designs for evaluation of uncertainty — Use of factorial designs for determining uncertainty functions.pdf
ISO 1833-21 2019 Textiles Quantitative chemical analysis Part 21 Mixtures of chlorofibres certain modacrylics certain elastanes acetates triacetates with certain other fibres (method using cyclohexa.pdf
ISO ASTM 52909 2024 Additive manufacturing of metals — Finished part properties —.pdf
ISO 20766-24 2022 Road vehicles — Liquefied petroleum gas (LPG) fuel system components — Part 24 Gas tubes.pdf
ISO TS 7240-30 2022 Fire detection and alarm systems — Part 30 Design, installation.pdf
ISO 23368 2022 Anaesthetic and respiratory equipment Low-flow nasal cannulae for oxygen therapy.pdf
ISO 15686-8 2008 Buildings and constructed assets — Service-life planning — Part 8 Reference service life and service-life estimation.pdf
ISO 3079 2022 Two-electrode method using acetic acid to measure pitting potential of aluminium and aluminium alloys in chloride solutions.pdf
GB-T 34627-2017 金属及其他无机覆盖层 外观的定义及习惯用法.pdf
GB-T 16527-1996 硬面感光板中光致抗蚀剂和电子束抗蚀剂规范.pdf
GB-T 24609-2023 滚动轴承 额定热转速 计算方法.pdf
GB-T 31522-2015 基体与超导体体积比测试 Nb3Sn复合超导线铜与非铜体积比.pdf
GB-T 18323-2001 滑动轴承 烧结轴套的尺寸和公差.pdf
GB-T 42913-2023 金属和合金的腐蚀 金属材料嵌入在盐、灰烬或其他固体中的高温腐蚀试验方法.pdf
GB-T 7723-2017 固定式电子衡器.pdf
GB-T 17646-2017 小型风力发电机组.pdf
GB-T 30387-2013 月桂叶.pdf
GB-T 18366-2001 国际贸易运输船舶名称与代码编制原则.pdf