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GB/T 21978.6-2008 English PDF

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US$259.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 21978.6-2008: Instrument for precipitation observation -- Part 6: Melted snow type rain and snow recorder
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 21978.6-2008	259	Add to Cart	3 days	Instrument for precipitation observation -- Part 6: Melted snow type rain and snow recorder	Valid

Similar standards

GB/T 21978.5 GB/T 21978.2 GB/T 21997.1

Basic data

Standard ID: GB/T 21978.6-2008 (GB/T21978.6-2008)
Description (Translated English): Instrument for precipitation observation -- Part 6: Melted snow type rain and snow recorder
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: N93
Classification of International Standard: 07.060
Word Count Estimation: 11,198
Date of Issue: 2008-06-17
Date of Implementation: 2008-10-01
Regulation (derived from): Announcement of Newly Approved National Standards No. 10 of 2008 (total 123)
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary: This standard specifies the amount of rain and snowmelt -type meter (hereinafter referred to as rain and snow) classification and composition, technical requirements, test methods, inspection rules and signs, instructions, packaging, transport and storage. This section applies to the use of methods such as heating or antifreeze will be after the snow melts to liquid precipitation (rain, snow, sleet) automatic measurement of the amount of rain and snow. This section is not applicable to direct measurement of the snow melts and the amount of snow snowfall total.

GB/T 21978.6-2008: Instrument for precipitation observation -- Part 6: Melted snow type rain and snow recorder

---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.
Intrument for precipitation observation Part 6. Melted snow type rain and snow recorder ICS 07.060 N93 National Standards of People's Republic of China Precipitation observation instrument Part 6. Snowmelt meter snow Posted 2008-06-17 2008-10-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

GB/T 21978 "Precipitation observation instruments" is divided into seven parts. --- Part 1. gauges; --- Part 2. tipping bucket rain gauge; --- Part 3. Siphon rain gauge; --- Part 4. float rain gauge; --- Part 5. telemetry rain gauge; --- Part 6. Snowmelt snow meter; --- Part 7. Optical snow meter. This section GB/T 21978 Part 6. This section proposed by the People's Republic of China Ministry of Water Resources. This part of the National Technical Committee of Standardization Technical Committee hydrological hydrological instruments (TC199/SC1) centralized. This part mainly drafted by. MWR hydrological instruments and geotechnical engineering Instrument Quality Supervision and Testing Center, Nanjing Auto Hydrological The Institute. Participated in the drafting of this section. Changchun Fortress Hydrometeorological Instrument Co., Ltd., the country's industrial production permit office hydrological instruments And geotechnical engineering Instrument Examination Department. The main drafters of this section. Li Gang, Feng Namin. The drafters of some of the participants. Wang Peng, Lu Xu. Precipitation observation instrument Part 6. Snowmelt meter snow

1 Scope

This section GB/T 21978 specifies the amount of rain and snow Snowmelt meter (hereinafter referred to sleet meter) Classification and composition, technical requirements, test Methods, inspection rules and signs, instructions, packaging, transportation and storage. This section applies to the use of methods such as heating or antifreeze snow melt into liquid after the precipitation (rain, snow, sleet) automatic measurement of the amount of Total amount of rain and snow. This section does not apply to snow melt will not be directly measured snowfall Snow meter.

2 Normative references

The following documents contain provisions which, through reference GB/T 21978 in this section constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 9359-2001 hydrological instruments environmental testing conditions and methods GB/T 13264 percent nonconforming small lot sampling inspection procedures and sample forms GB/T 17626.5-1999 Electromagnetic compatibility - Testing and measurement techniques - Surge (impact) immunity test (idt IEC 61000-4-5. 1995) GB/T 18185-2000 hydrological instruments reliability technical requirements GB/T 18522.2 hydrologic instruments - Part 2. Reference Operating Conditions GB/T 18522.6 hydrologic instruments - Part 6. inspection rules and signs, packaging, transportation, storage and operation manual GB/T 19677 Terms and symbols for hydrological Instruments (GB/T 19677-2005, ISO 772. 1988, NEQ) GB/T 19704-2005 hydrological instruments and records show GB/T 19705-2005 hydrological instruments and signal interfaces SL21 precipitation observing practices

3 Terms and Definitions

GB/T 19677 and established the following terms and definitions apply GB/T 21978 in this section. 3.1 Lower the freezing point of a special liquid, with good low-temperature melting snow performance, density less than or close to water within the range of the instrument does not use environment freeze. 3.2 Antifreeze formula for rain and snowmelt meter vessel, which built a certain amount of antifreeze, when snow can melt snow into which their own. 3.3 Built-in antifreeze capped container having regular antifreeze to supplement quantitative snowmelt function. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 21978.6-2008_English be delivered?

Answer: Upon your order, we will start to translate GB/T 21978.6-2008_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 21978.6-2008_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 21978.6-2008_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.