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ISO ASTM .pdf EN BS 标准 SAE scan.pdf 地方 AS GB GBT JIS IEC AMS NZS 附有答案技术行业标准军用电子行业 SJ 2023 .docx DIN JB IEEE API rus.pdf Std 规范安全 TS DB15 DB37 2025 TR DB44 NACE ASME 2022 STP 规程 24.pdf DLT Paper 系统 SJT 试验

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ISO 20980-2020.pdf

Artichokes — Specification and test methodsArtichauts — Spécifications et méthodes d'essai© ISO 2020INTERNATIONAL...

2025-11-22发布 133 浏览 14 页 3 次下载 871.94 KB
ISO 22214-2006.pdf

Reference numberISO 22214:2006(E)© ISO 2006 INTERNATIONAL STANDARD ISO22214First edition2006-02-01Fine ceramics (advanc...

2025-11-22发布 201 浏览 14 页 3 次下载 188.44 KB
ISO 20238-2018.pdf

© ISO 2018Conveyor belts — Drum friction testingCourroies transporteuses — Essais de frottement au tambourINTERNA...

2025-11-22发布 190 浏览 16 页 1 次下载 408.62 KB
ISO 22578-2-2024.pdf

Graphical symbols — Safety colours and safety signs —Part 2: Measurement of photopic luminance of phosphorescent...

2025-11-22发布 85 浏览 12 页 1 次下载 278.43 KB
ISO 24497-2-2020.pdf

© ISO 2020Non-destructive testing — Metal magnetic memory —Part 2: Inspection of welded jointsEssais non destruc...

2025-11-22发布 87 浏览 18 页 3 次下载 1.2 MB
ISO 24162-2022.pdf

Test method for energy consumption of refuse collection vehiclesMéthode d’essai pour mesurer la consommation éner...

2025-11-22发布 168 浏览 20 页 2 次下载 1.02 MB
ISO 20457-2018.pdf

© ISO 2018Plastics moulded parts — Tolerances and acceptance conditionsMoulages plastiques — Tolérances et condi...

2025-11-22发布 198 浏览 36 页 3 次下载 1.79 MB
ISO 23923-2020.pdf

Cigarettes — Determination of selected volatile organic compounds in the mainstream smoke of cigarettes with an i...

2025-11-22发布 186 浏览 24 页 5 次下载 1.19 MB
ISO 23300-1-2021.pdf

Railway infrastructure — Rail welding —Part 1: General requirements and test methods for rail welding© ISO 2021...

2025-11-22发布 193 浏览 50 页 1 次下载 2.63 MB
ISO 20343-2017.pdf

© ISO 2017Fine ceramics (advanced ceramics, advanced technical ceramics) — Test method for determining elastic mo...

2025-11-22发布 120 浏览 14 页 4 次下载 423.94 KB
ISO 22887-2020.pdf

Determination of total sulfur in fertilizers by high temperature combustionDosage du soufre total dans les engrais...

2025-11-22发布 54 浏览 16 页 1 次下载 1.03 MB
ISO 23701-2023.pdf

Optics and photonics — Laser and laser-related equipment — Photothermal technique for absorption measurement and ...

2025-11-22发布 161 浏览 30 页 4 次下载 621.03 KB
ISO 24617-7-2020.pdf

© ISO 2020Language resource management — Semantic annotation framework —Part 7: Spatial informationGestion des re...

2025-11-22发布 114 浏览 40 页 4 次下载 1.66 MB
ISO 20186-2-2019.pdf

© ISO 2019Molecular in vitro diagnostic examinations — Specifications for pre-examination processes for venous who...

2025-11-22发布 178 浏览 28 页 5 次下载 1.61 MB
ISO 21283-2018.pdf

© ISO 2018Iron ores — Determination of specific surface area — Test method using air-permeability apparatus (Bl...

2025-11-22发布 106 浏览 20 页 3 次下载 538.86 KB
ISO 24678-7-2019.pdf

© ISO 2019Fire safety engineering — Requirements governing algebraic formulae —Part 7: Radiation heat flux recei...

2025-11-22发布 96 浏览 50 页 1 次下载 1.23 MB
ISO 20653-2023.pdf

Road vehicles — Degrees of protection (IP code) — Protection of electrical equipment against foreign objects, wa...

2025-11-22发布 171 浏览 32 页 2 次下载 569.86 KB
ISO 23812-2009.pdf

Reference numberISO 23812:2009(E)© ISO 2009 INTERNATIONAL STANDARD ISO23812First edition2009-04-15Surface chemical anal...

2025-11-22发布 184 浏览 26 页 4 次下载 461.13 KB
ISO 24613-5-2022.pdf

Language resource management — Lexical markup framework (LMF) —Part 5: Lexical base exchange (LBX) serializationGe...

2025-11-22发布 125 浏览 40 页 1.46 MB
ISO 23694-2021.pdf

Wrought magnesium and magnesium alloys — Extruded rods/bars and tubes© ISO 2021INTERNATIONAL STANDARDISO23694First ...

2025-11-22发布 105 浏览 20 页 3 次下载 1.1 MB

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