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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 20715-2023.pdf

Tea — Classification of tea typesThé — Classification des types de théINTERNATIONAL STANDARDISO 20715First editi...

2025-11-22发布 125 浏览 16 页 1 次下载 357.27 KB
ISO 22507-2022.pdf

Plain bearings — Fluid film bearing materials for vehicular turbochargerPaliers lisses — Matériaux antifriction ...

2025-11-22发布 182 浏览 12 页 4 次下载 893.07 KB
ISO 21849-2022.pdf

Aircraft and space — Industrial data — Product identification and traceabilityAéronautique et espace — Données...

2025-11-22发布 55 浏览 54 页 5 次下载 2.25 MB
ISO 23887-2021.pdf

Aerospace — Blind fasteners, threaded type, self-locking — Test method for locking torqueAéronautique et espace ...

2025-11-22发布 124 浏览 10 页 5 次下载 900.43 KB
ISO 20418-1-2018.pdf

© ISO 2018Textiles — Qualitative and quantitative proteomic analysis of some animal hair fibres —Part 1: Peptid...

2025-11-22发布 192 浏览 18 页 3 次下载 404.02 KB
ISO 22569-2020.pdf

© ISO 2020Dentistry — Multifunction handpiecesMédecine bucco-dentaire — Pièces à mains multifonctionsINTERNATIONA...

2025-11-22发布 128 浏览 26 页 1.19 MB
ISO 20042-2019.pdf

© ISO 2019Measurement of radioactivity — Gamma-ray emitting radionuclides — Generic test method using gamma-ray ...

2025-11-22发布 124 浏览 60 页 3 次下载 2.55 MB
ISO 21678-2020.pdf

© ISO 2020Sustainability in buildings and civil engineering works — Indicators and benchmarks — Principles, requ...

2025-11-22发布 168 浏览 24 页 1.18 MB
ISO 24591-1-2024.pdf

Smart water management —Part 1: General guidelines and governanceGestion intelligente de l'eau —Partie 1: Lignes ...

2025-11-22发布 82 浏览 30 页 1.27 MB
ISO 20765-2-2015.pdf

© ISO 2015Natural gas — Calculation of thermodynamic properties —Part 2: Single-phase properties (gas, liquid, a...

2025-11-22发布 161 浏览 68 页 4 次下载 1.37 MB
ISO 23551-9-2022.pdf

Safety and control devices for gas burners and gas-burning appliances — Particular requirements —Part 9: Mechanic...

2025-11-22发布 138 浏览 34 页 1.23 MB
ISO 22042-2021.pdf

Blast chiller and freezer cabinets for professional use — Classification, requirements and test conditionsCellules ...

2025-11-22发布 144 浏览 16 页 5 次下载 1.04 MB
ISO 24342-2024.pdf

Resilient and textile floor coverings — Determination of side length, edge straightness and squareness of tiles a...

2025-11-22发布 71 浏览 18 页 4 次下载 360.69 KB
ISO 20783-2-2003.pdf

Reference numberISO 20783-2:2003(E)© ISO 2003 INTERNATIONAL STANDARD ISO20783-2First edition2003-12-15Petroleum and rel...

2025-11-22发布 92 浏览 20 页 212.72 KB
ISO 22444-1-2020.pdf

Rare earth — Vocabulary —Part 1: Minerals, oxides and other compoundsTerres rares — Vocabulaire —Partie 1: Min...

2025-11-22发布 168 浏览 20 页 1.09 MB
ISO 22044-2021.pdf

Commercial beverage coolers — Classification, requirements and test conditionsMeubles frigorifiques de vente pour bo...

2025-11-22发布 76 浏览 60 页 4 次下载 2.47 MB
ISO 21751-2011.pdf

Reference numberISO 21751:2011(E)© ISO 2011 INTERNATIONAL STANDARD ISO21751First edition2011-04-01Plastics pipes and f...

2025-11-22发布 174 浏览 12 页 3 次下载 1.44 MB
ISO 23327-2021.pdf

Hygrothermal performance of building materials and products — Determination of moisture adsorption/desorption propert...

2025-11-22发布 53 浏览 16 页 5 次下载 1.06 MB
ISO 21250-4-2020.pdf

Rolling bearings — Noise testing of rolling bearing greases —Part 4: Test and evaluation method NQRoulements —...

2025-11-22发布 98 浏览 18 页 1 次下载 1.5 MB
ISO 20233-1-2018.pdf

© ISO 2018Ships and marine technology — Model test method for propeller cavitation noise evaluation in ship des...

2025-11-22发布 152 浏览 20 页 3 次下载 456.26 KB

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