专利 一种土木工程用筛沙机
ISO 5156 2022 Corrosion of metals and alloys — Corrosion test method for disinfectant — Total immersion method.pdf
ISO 16535 2019 Thermal insulating products for building applications — Determination of long-term water absorption by immersion.pdf
ISO 5948 2018 Railway rolling stock material — Ultrasonic acceptance testing.pdf
ISO 5838-3 1993 Implants for surgery — Skeletal pins and wires — Part 3 Kirschner skeletal wi.pdf
ISO 18920 2011 Imaging materials — Reflection prints — Storage practices.pdf
ISO 23247-3 2021 Automation systems and integration — Digital twin framework for manufacturing — Part 3 Digital representation of manufacturing elements.pdf
ISO 16420 2013 Cork — Cork stoppers for still wines — Mechanical and physical specifications.pdf
ISO 10651-4 2023 Lung ventilators — Part 4 Particular requirements for user-powered resuscitators.pdf
ISO 4657 2022 Assessment specification of coalbed methane resources.pdf
ISO TR 16497-1 2024 Sustainable mobility and transportation — Sustainable mobility s.pdf
GB-T 19349-2012 金属和其它无机覆盖层 为减少氢脆危险的钢铁预处理.pdf
GB-T 7213-2003 电子设备用固定电容器 第15部分 分规范 非固体或固体电解质钽电容器.pdf
GB-T 11540-2008 香料 相对密度的测定.pdf
GB-T 10322.6-2022 高炉炉料用铁矿石 热裂指数的测定.pdf
GB-T 42444-2023 仿生学 术语、概念与方法论.pdf
GB-T 34553-2017 门在地震作用下角变形时的开启性能试验方法.pdf
GB-T 8440-1998 纺织品 色牢度试验 耐炭化色牢度 硫酸.pdf
GB-T 24382-2009 纺织机械与附件 喷气织机用异型筘 尺寸.pdf
GB-T 17048-2017 架空绞线用硬铝线.pdf
GB 4396-2024 二氧化碳灭火剂.pdf