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ISO 21940-2:2017
Mechanical vibration — Rotor balancing — Part 2: Vocabulary
现行 ICS 21 机械系统和通用件 2017 23 页 ¥2
ISO 21940-31:2013
Mechanical vibration — Rotor balancing — Part 31: Susceptibility and sensitivity of machines to unbalance
现行 ICS 21 机械系统和通用件 2013 19 页 ¥1
ISO 21940-32:2012
Mechanical vibration — Rotor balancing — Part 32: Shaft and fitment key convention
现行 ICS 21 机械系统和通用件 2012 16 页 ¥1
ISO 21942:2019
Station uniform for firefighters
现行 ICS 13 环保、保健和安全 2019 11 页 ¥1
ISO 21945:2020
Solid biofuels — Simplified sampling method for small scale applications
现行 ICS 27 能源和热传导工程 2020 19 页 ¥1
ISO 21948:2001
Coated abrasives — Plain sheets
现行 ICS 25 机械制造 2001 3 页 ¥1
ISO 21949:2001
Coated abrasives — Plain sheets with holes for dust extraction
废止 ICS 25 机械制造 2001 5 页 ¥1
ISO 21949:2024
Coated abrasives — Plain sheets with holes for dust extraction
现行 ICS 25 机械制造 2024 5 页 ¥1
ISO 2194:1991
Industrial screens — Woven wire cloth, perforated plate and electroformed sheet — Designation and nominal sizes of openings
现行 ICS 73 采矿和矿产品 1991 4 页 ¥1
ISO 21950:2001
Coated abrasives — Plain discs
现行 ICS 25 机械制造 2001 4 页 ¥1
ISO 21951:2001
Coated abrasives — Plain discs with holes for dust extraction
废止 ICS 25 机械制造 2001 4 页 ¥1
ISO 21951:2024
Coated abrasives — Plain discs with holes for dust extraction
现行 ICS 25 机械制造 2024 4 页 ¥1
ISO 21952:2012
Welding consumables — Wire electrodes, wires, rods and deposits for gas shielded arc welding of creep-resisting steels — Classification
现行 ICS 25 机械制造 2012 14 页 ¥1
ISO 21955:2021
Acoustics — Experimental method for transposition of dynamic forces generated by an active component from a test bench to a receiving structure
现行 ICS 17 计量学和测量、物理现象 2021 58 页 ¥3
ISO 21956:2019
Road vehicles — Ergonomics aspects of transport information and control systems — Human machine interface specifications for keyless ignition systems
现行 ICS 43 道路车辆工程 2019 11 页 ¥1
ISO 21961:2003
Space data and information transfer systems — Data entity dictionary specification language (DEDSL) — Abstract syntax
现行 ICS 49 航空器和航天器工程 2003 101 页 ¥5
ISO 21962:2003
Space data and information transfer systems — Data entity dictionary specification language (DEDSL) — PVL syntax
现行 ICS 49 航空器和航天器工程 2003 73 页 ¥5
ISO 21963:2020
Ships and marine technology — Marine environment protection — Tanks and piping systems for facilitating 5 ppm oil-water separation
现行 ICS 47 造船和海上构筑物 2020 20 页 ¥1
ISO 21968:2019
Non-magnetic metallic coatings on metallic and non-metallic basis materials — Measurement of coating thickness — Phase-sensitive eddy-current method
现行 ICS 25 机械制造 2019 39 页 ¥2
ISO 21969:2009
High-pressure flexible connections for use with medical gas systems
现行 ICS 11 医药卫生技术 2009 13 页 ¥1