GB/T 42960-2023 English PDF

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GB/T 42960-2023: Calculation method of meteorological factors in delimitation and evaluation of ecological conservation redline
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Basic data

Standard ID: GB/T 42960-2023 (GB/T42960-2023)
Description (Translated English): Calculation method of meteorological factors in delimitation and evaluation of ecological conservation redline
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B18
Classification of International Standard: 07.060
Word Count Estimation: 10,160
Date of Issue: 2023-08-06
Date of Implementation: 2023-12-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 42960-2023: Calculation method of meteorological factors in delimitation and evaluation of ecological conservation redline

---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 CCSB18 National Standards of People's Republic of China Ecological protection red lines are being drawn and evaluated Meteorological factor calculation method Published on 2023-08-06 Implemented on 2023-12-01 State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

Preface III 1 Scope 1 2 Normative reference documents 1 3 Terms and Definitions 1 4 Meteorological data selection 2 5 Meteorological factor calculation 2 Reference 5

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents. This document is proposed by the China Meteorological Administration. This document is under the jurisdiction of the National Agricultural Meteorology Standardization Technical Committee (SAC/TC539). This document was drafted by. Shenyang Regional Climate Center, Nanjing Environmental Science Institute of the Ministry of Ecology and Environment. The main drafters of this document. Zhao Chunyu, Zhu Ling, Gong Qiang, Zhang Hui, Xu Hong, Gu Zhengqiang, Chao Hua, Wang Yishu, Fang Yihe, Lin Na, Shen Lidu. Ecological protection red lines are being drawn and evaluated Meteorological factor calculation method

1 Scope

This document stipulates the requirements for meteorological data selection in the delineation and assessment of ecological protection red lines, and describes the method for calculating meteorological factors. This document is suitable for the investigation of ecological functions and the delineation and evaluation of ecological protection red lines.

2 Normative reference documents

This document has no normative references.

3 Terms and definitions

The following terms and definitions apply to this document. 3.1 airtemperature A physical quantity that expresses the degree of heat or coldness of air. Note. The unit is degrees Celsius (℃). [Source. GB/T 35562-2017,2.1] 3.2 precipitationprecipitationamount The depth of precipitation accumulated on the horizontal surface without evaporation, infiltration, or loss within a certain period of time. Note. The unit is millimeters (mm). [Source. GB/T 33669-2017,2.1] 3.3 rainfall erosivity rainfalerosivity The potential for rainfall to cause soil erosion. Note. The unit is megajoule millimeters per hectare hour year [MJ·mm/(hm2·h·a)]. 3.4 erosive rainfall erosiverainfal Rainfall that can cause soil erosion. 3.5 windpowerwindpower A parameter representing the strength of strong winds. Note. The unit is meters per second cubic [(m/s)3]. 3.6 dryness index drynessindex An indicator indicating the degree of dryness and humidity of the air. ......

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