GB-T 20900-2007 电梯、自动扶梯和自动人行道 风险评价和降低的方法
ISO 23551-8 2023 Safety and control devices for gas burners and gas-burning appliances — Particular requirements — Part 8 Multifunctional controls.pdf
ISO 18473-2 2015 Functional pigments and extenders for special applications — Part 2 Nanoscale titanium dioxide for sunscreen application.pdf
ISO 11505 2012 Surface chemical analysis — General procedures for quantitative compositional depth profiling by glow discharge optical emission spectrometry.pdf
ISO 23838 2022 Metallic materials — High strain rate torsion test at room temperature.pdf
ISO 19403-6 2017 Paints and varnishes — Wettability — Part 6 Measurement of dynamic contact angle.pdf
ISO 20766-9 2019 Road vehicles Liquefied petroleum gas (LPG) fuel systems components Part 9 Pressure relieve device (PRD).pdf
ISO 10081-4 2014 Classification of dense shaped refractory products — Part 4 Special products.pdf
ISO 7590 2018 Steel cord conveyor belts Methods for the determination of total thickness and cover thickness.pdf
ISO 19301 2020 Graphic technology — Guidelines for schema writers — Template for colour quality management.pdf
ISO 9277 2022 Determination of the specific surface area of solids by gas adsorpt.pdf
GB-T 23602-2009 钛及钛合金表面除鳞和清洁方法.pdf
GB-T 43100-2023 热喷涂 热喷涂涂层的后处理和精加工.pdf
GB-T 16772-1997 中国煤炭编码系统.pdf
GB-T 9169-2010 喷气燃料热氧化安定性的测定 JFTOT法.pdf
GB-T 37421-2019 热喷涂 热喷涂涂层的表征和试验.pdf
GB-T 3715-2022 煤质及煤分析有关术语.pdf
GB-T 33438-2016 摩托车和轻便摩托车碰撞乘员防护试验方法.pdf
GB-T 223.85-2009 钢铁及合金 硫含量的测定 感应炉燃烧后红外吸收法.pdf
GB-T 8051-2008 计数序贯抽样检验方案.pdf
GB-T 20463-2015 防水服用橡胶或塑料涂覆织物 规范.pdf