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ISO 21806-4:2020
Road vehicles — Media Oriented Systems Transport (MOST) — Part 4: Transport layer and network layer
现行
ICS 43 道路车辆工程
2020
56 页
¥3
ISO 21806-5:2020
Road vehicles — Media Oriented Systems Transport (MOST) — Part 5: Transport layer and network layer conformance test plan
现行
ICS 43 道路车辆工程
2020
31 页
¥2
ISO 21806-6:2020
Road vehicles — Media Oriented Systems Transport (MOST) — Part 6: Data link layer
现行
ICS 43 道路车辆工程
2020
68 页
¥5
ISO 21806-7:2020
Road vehicles — Media Oriented Systems Transport (MOST) — Part 7: Data link layer conformance test plan
现行
ICS 43 道路车辆工程
2020
23 页
¥2
ISO 21806-8:2020
Road vehicles — Media Oriented Systems Transport (MOST) — Part 8: 150-Mbit/s optical physical layer
现行
ICS 43 道路车辆工程
2020
47 页
¥3
ISO 21806-9:2020
Road vehicles — Media Oriented Systems Transport (MOST) — Part 9: 150-Mbit/s optical physical layer conformance test plan
现行
ICS 43 道路车辆工程
2020
68 页
¥5
ISO 21809-11:2019
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 11: Coatings for in-field application, coating repairs and rehabilitation
现行
ICS 75 石油及相关技术
2019
45 页
¥3
ISO 21809-1:2018
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 1: Polyolefin coatings (3-layer PE and 3-layer PP)
现行
ICS 75 石油及相关技术
2018
62 页
¥5
ISO 21809-2:2014
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 2: Single layer fusion-bonded epoxy coatings
现行
ICS 75 石油及相关技术
2014
50 页
¥3
ISO 21809-3:2016/Amd 1:2020
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 3: Field joint coatings — Amendment 1: Introduction of mesh-backed coating systems
现行
ICS 75 石油及相关技术
2016
5 页
¥1
ISO 21809-4:2009
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 4: Polyethylene coatings (2-layer PE)
现行
ICS 75 石油及相关技术
2009
34 页
¥2
ISO 21809-5:2017
Petroleum and natural gas industries — External coatings for buried or submerged pipelines used in pipeline transportation systems — Part 5: External concrete coatings
现行
ICS 75 石油及相关技术
2017
28 页
¥2
ISO 21812-1:2019
Graphic technology — Print product metadata for PDF files — Part 1: Architecture and core requirements for metadata
现行
ICS 35 信息技术、办公机械
2019
28 页
¥2
ISO 21813:2019
Fine ceramics (advanced ceramics, advanced technical ceramics) — Methods for chemical analysis of high purity barium titanate powders
现行
ICS 81 玻璃和陶瓷工业
2019
25 页
¥2
ISO 21814:2019
Fine ceramics (advanced ceramics, advanced technical ceramics) — Methods for chemical analysis of aluminium nitride powders
现行
ICS 81 玻璃和陶瓷工业
2019
36 页
¥2
ISO 21815-1:2022
Earth-moving machinery — Collision warning and avoidance — Part 1: General requirements
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ICS 53 材料储运设备
2022
17 页
¥1
ISO 21815-3:2023
Earth-moving machinery — Collision warning and avoidance — Part 3: Risk area and risk level for forward/reverse motion
现行
ICS 53 材料储运设备
2023
48 页
¥3
ISO 21819-1:2018
Fine ceramics (advanced ceramics, advanced technical ceramics) — Characteristic of piezoelectric properties under high-load conditions — Part 1: Resonant-antiresonant method under high-temperature conditions
现行
ICS 81 玻璃和陶瓷工业
2018
8 页
¥1
ISO 21819-2:2018
Fine ceramics (advanced ceramics, advanced technical ceramics) — Characteristic of piezoelectric properties under high-load conditions — Part 2: Electrical transient response method under high vibration levels
现行
ICS 81 玻璃和陶瓷工业
2018
12 页
¥1
ISO 21820:2021
Fine ceramics (advanced ceramics, advanced technical ceramics) — Ultraviolet photoluminescence image test method for analysing polytypes of boron- and nitrogen-doped SiC crystals
现行
ICS 81 玻璃和陶瓷工业
2021
27 页
¥2