DB1310-T 305—2023 秸秆粉碎还田作业质量检验规范 廊坊市
ISO 17357-2 2014 Ships and marine technology — Floating pneumatic rubber fenders — Part 2 Low pressure.pdf
ISO 9327-5 1999 Steel forgings and rolled or forged bars for pressure purposes Technical delivery conditions Part 5 Stainless steels.pdf
ISO 5840-1 2021 Cardiovascular implants Cardiac valve prostheses Part 1 General requirements.pdf
ISO 16073-4 2019 Wildland firefighting personal protective equipment — Requirement.pdf
ISO 22074-3 2021 Railway infrastructure — Rail fastening systems — Part 3 Proof load test method for pull-out resistance.pdf
ISO 19631 2015 Aerospace series — Tube fittings for fluid systems, 5 080 psi (35 000 kPa) — Qualification specification.pdf
ISO 8401 2017 Metallic coatings — Review of methods of measurement of ductility.pdf
ISO 8493 1998 Metallic materials — Tube — Drift-expanding test.pdf
ISO TR 11583 2012 Measurement of wet gas flow by means of pressure differential devices inserted in circular cross-section conduits.pdf
ISO 4829-1 2018 Steel and cast iron Determination of total silicon contents Reduced molybdosilicate spectrophotometric method Part 1 Silicon contents between 0 05 and 1 0 .pdf
GB-T 3298-2008 日用陶瓷器抗热震性测定方法.pdf
GB-T 12618.5-2006 开口型平圆头抽芯铆钉 20、21、22级.pdf
GB-T 3510-2023 未硫化橡胶 塑性的测定 快速塑性计法.pdf
GB-T 2081-2018 带修光刃、无固定孔的硬质合金可转位铣刀片 尺寸.pdf
GB-T 22140-2018 小型水轮机现场验收试验规程.pdf
GB-Z 17624.2-2013 电磁兼容 综述 与电磁现象相关设备的电气和电子系统实现功能安全的方法.pdf
GB-T 19216.23-2003 在火焰条件下电缆或光缆的线路完整性试验 第23部分 试验步骤和要求 数据电缆.pdf
GB-T 13525-1992 塑料拉伸冲击性能试验方法.pdf
GB-T 6609.29-2004 氧化铝化学分析方法和物理性能测定方法 吸附指数的测定.pdf
GB-T 2674-2017 内六角花形半沉头螺钉.pdf