专利 焊接压紧机构、装置及设备
ISO 5091-4 2023 Structural intervention of existing concrete structures using cementitio.pdf
ISO IEC 27035-2-2016.pdf
ISO 16038 2017 Male condoms Guidance on the use of ISO 4074 and ISO 23409 in the quality management of condoms.pdf
ISO 16410-2 2018 Electronic fee collection Evaluation of equipment for conformity to ISO 17575-3 Part 2 Abstract test suite.pdf
ISO 19095-4 2015 Plastics — Evaluation of the adhesion interface performance in plastic-metal assemblies — Part 4 Environmental conditions for durability.pdf
ISO 3617 1994 Photography — Processing chemicals — Specifications for sodium hydroxide.pdf
ISO 18468 2017 Ductile iron fittings, accessories and their joints and valves — Epoxy coating.pdf
ISO 9053-2 2020 Acoustics Determination of airflow resistance Part 2 Alternating airflow method.pdf
ISO 13741-2 1998 Plastics rubber — Polymer dispersions and rubber latices (natural and synth.pdf
ISO IEC 14776-342 2000 Information technology — Small Computer System Interface — Part 342 Controller Commands - 2 (SCC-2).pdf
GB-T 19868.4-2005 基于预生产焊接试验的工艺评定.pdf
GB-T 15484-1995 声学 轰声物理特性的描述和测量.pdf
GB-T 18807-2002 信息技术 130 mm盒式光盘上的数据交换容量 每盒1.3 G字节.pdf
GB-T 37104-2018 包装 触摸危险警示 要求.pdf
GB-T 669-1994 化学试剂 硝酸锶.pdf
GB-T 12368-1990 锥齿轮模数.pdf
GB-T 36615-2018 可信性管理 管理和应用指南.pdf
GB-T 23802-2015 石油天然气工业 套管、油管和接箍毛坯用耐腐蚀合金无缝管交货技术条件.pdf
GB-T 29063-2012 道路车辆 制动衬片摩擦材料 气制动商用车性能试验方法.pdf
GB-T 5454-1997 纺织品 燃烧性能试验 氧指数法.pdf