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ISO 23453 2022 Ships and marine technology — Guidelines for the design and manufacture of the hub cap with fins for a fixed-pitch marine propeller.pdf
ISO 20749 2023 Dentistry — Pre-capsulated dental amalgam.pdf
ISO 17410 2019 Microbiology of the food chain — Horizontal method for the enumeration of psychrotrophic microorganisms.pdf
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ISO 20846 2019 Petroleum products — Determination of sulfur content of automotive fuels — Ultraviolet fluorescence method.pdf
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ISO 13948-1 2015 Diesel engines — Fuel injection pumps and fuel injector low-pressure connections — Part 1 Threaded connections.pdf
ISO-IEC 18050 2006 Information technology -- Office equipment -- Print quality attributes for machine readable Digital Postage Marks.pdf
ISO 24598 2019 Welding consumables Solid wire electrodes tubular cored electrodes and electrode-flux combinations for submerged arc welding of creep-resisting steels Classification.pdf
GB-T 26637-2011 镁合金锻件.pdf
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GB-T 22790-2008 自行车 衣架.pdf
GB-T 19616-2004 烟草成批原料取样的一般原则.pdf
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GB-T 37079-2018 设备可靠性 可靠性评估方法.pdf
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