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| GB/T 42254-2022 | English | 149 |
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Sea ice grade of Bohai Sea and Northern Yellow Sea
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GB/T 42254-2022
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Basic data
| Standard ID | GB/T 42254-2022 (GB/T42254-2022) |
| Description (Translated English) | Sea ice grade of Bohai Sea and Northern Yellow Sea |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | A45 |
| Classification of International Standard | 07.060 |
| Word Count Estimation | 6,687 |
| Date of Issue | 2022-12-30 |
| Date of Implementation | 2023-04-01 |
| Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration |
GB/T 42254-2022: Sea ice grade of Bohai Sea and Northern Yellow Sea
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 07.060
CCSA45
National Standards of People's Republic of China
Ice regime levels in the Bohai Sea and the northern part of the Yellow Sea
Posted on 2022-12-30
2023-04-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents"
drafting.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the Ministry of Natural Resources of the People's Republic of China.
This document is under the jurisdiction of the National Marine Standardization Technical Committee (SAC/TC283).
This document was drafted by. National Marine Environmental Forecasting Center, Liaoning Provincial Marine Early Warning and Monitoring Center, Dalian University of Technology, CNOOC Information Division
Technology Co., Ltd. Beijing Marine Information Technology Center.
The main drafters of this document. Sui Junpeng, Liu Yu, Tang Maoning, Wang Anliang, Zhao Qian, Li Baohui, Wang Zhaoyu, Chen Xiaodong, Li Huihui.
Ice regime levels in the Bohai Sea and the northern part of the Yellow Sea
1 Scope
This document specifies the ice regime levels for the Bohai Sea and the northern Yellow Sea.
This document is applicable to sea ice observation, forecast, warning and sea ice disaster investigation, risk assessment and production of analysis products, etc. my country's other
It can be used as a reference for other works such as determination of ice conditions in other sea areas.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 14914.2 Specifications for Ocean Observation Part 2.Coastal Observation
GB/T 15920 Oceanographic Terminology Physical Oceanography
GB/T 19721.3 Marine Forecast and Warning Issue Part 3.Sea Ice Forecast and Warning Issue
3 Terms and Definitions
The following terms and definitions defined in GB/T 14914.2, GB/T 15920 and GB/T 19721.3 apply to this document.
3.1
sea ice
A general term for all ice that occurs at sea.
Note. In addition to the ice directly frozen by seawater, it also includes river ice, lake ice and glacier ice from land.
[Source. GB/T 19721.3-2017, 3.1, modified]
3.2
floating ice
Ice floating on the sea.
[Source. GB/T 19721.3-2017, 3.2]
3.3
sea ice edge
The boundary line between the floating ice area and sea water.
[Source. GB/T 19721.3-2017, 3.3]
3.4
floatingiceextent
The distance from the bottom of the bay along the center line of the bay to the outer edge of sea ice.
[Source. GB/T 19721.3-2017, 3.4]
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