GB-T 1149.2-2010 内燃机 活塞环 第2部分:术语
ISO 4518 2021 Metallic coatings — Measurement of coating thickness — Profilometric met.pdf
ISO 12131-1 2020 Plain bearings Hydrodynamic plain thrust pad bearings under steady-state conditions Part 1 Calculation of thrust pad bearings.pdf
ISO 19443 2018.pdf
ISO 7784-1 2023 Paints and varnishes — Determination of resistance to abrasion — Part 1 Method with abrasive-paper covered wheels and rotating test specimen.pdf
ISO 4885 2018 Ferrous materials Heat treatments Vocabulary.pdf
ISO 1842-1991Fruit and vegetable products. Determination of ph second edition.pdf
ISO 6689 2021 Equipment for harvesting — Combine harvesters and functional components — Vocabulary.pdf
ISO 26870 2022 Space systems — Launch pad and integration site operational documents.pdf
ISO 6891-1983Timber structures. Joints made with mechanical fasteners. General principles for the de.pdf
ISO 11929-1 2019 Determination of the characteristic limits (decision threshold, detection limit and limits of the coverage interval) for measurements of ionizing radiation.pdf
GB-T 12154-2008 锅炉用水和冷却水分析方法 全铝的测定.pdf
GB-T 9450-2005 钢件渗碳淬火硬化层深度的测定和校核.pdf
GB-T 21153-2007 土方机械 尺寸、性能和参数的单位与测量准确度.pdf
GB-T 20792-2006 轮式拖拉机最高速度的确定方法.pdf
GB-T 33577-2017 智能运输系统 车辆前向碰撞预警系统 性能要求和测试规程.pdf
GB 38189-2019 与通信网络电气连接的电子设备的安全.pdf
GB-T 8417-2003 灯光信号颜色.pdf
GB-T 18811-2012 电子商务基本术语.pdf
GB-T 25049-2024 镍铁.pdf
GB-T 32675-2016 塑料 酚醛树脂 液体甲阶酚醛树脂在酸性条件下固化时假绝热温升的测定.pdf