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共找到 150 條與 地形起伏度 相關(guān)的標準,共 10

本標準規(guī)定了藏北光伏灌溉高寒草地恢復的技術(shù)。規(guī)定了藏北高寒草地光伏灌溉的選址、光伏電路建設(shè)、噴灌網(wǎng)絡建設(shè)、噴灌及效果評價

Technical Regulations of Photo-voltaic Irrigation Rehabilitation for light and medium degraded Alpine Grassland in Northern Tibet

本標準適用于下列地面用晶體硅光伏器件; a) 帶、或者不帶保護蓋片的單體太陽電池; b)太陽電池組合; c)平板式組件。 注:術(shù)語“試樣”系指任何一種上述器件。 本標準不適用于聚光太陽電池,和配備聚光器的組件,也不適用于光電、光熱混合集能器,即除發(fā)電外還給供熱

Photovoltaic devices. Part 3: Measurement principles for terrestrial photovoltaic (PV) solar devices with reference spectral irradiance data

What is BS EN IEC 60904-3 about? BS EN IEC 60904 series discusses photovoltaic devices. BS EN IEC 60904-3 is the third part of a series

Photovoltaic devices - Measurement principles for terrestrial photovoltaic (PV) solar devices with reference spectral irradiance data

La presente norma è la versione ufficiale della norma europea EN 994 (edizione gennaio 2012). La norma descrive i metodi per misurare la

Textile floor coverings - Determination of the side length, squareness and straightness of tiles

Textile Floor Coverings - Tiles - Determination of Dimensional Changes Due to the Effects of Varied Water and Heat Conditions and Distortion out of Plane (Ratified European Text)

Flooring - Dimensional changes caused by changes in relative humidity

ADOPTED_FROM:EN 994:1995 This European Standard specifies a method for determining the length and straightness of the edges and the squareness

Textiles floor coverings — Determination of the side length, squareness and straightness of tiles

Versione in lingua italiana della norma europea EN 427 (edizione agosto 1994). Prescrive un metodo per determinare la lunghezza dei lati delle

Resilient floor coverings. Determination of the side lenght, squareness and straightness of tiles.

General test procedures for design and finalization of military crawler-type construction machinery through mud, sand, and undulating terrain passability test methods

Photovoltaic devices-Part 3:Measurement principles for terrestrial photovoltaic(PV) solar vices with reference spectral irradiance data

本文件適用于省、市、縣三級地質(zhì)災害氣象風險預報預警工作,對象為降雨引發(fā)的崩塌、滑坡、泥石流等突發(fā)性地質(zhì)災害

Technical Specification for Meteorological Risk Forecasting and Warning of Geological Disasters

Jump Start Connections for 42 Volt Electrical Systems

Terrestrial photovoltaic (PV) modules - Quality system for PV module manufacturing

What is BS EN IEC 62941 about? ? BS EN IEC 62941 is an international standard that provides a framework for improved confidence

Terrestrial photovoltaic (PV) modules. Quality system for PV module manufacturing

Spherical photovoltaic cell (SPVC) -- Measurement of photovoltaic current-voltage characteristics




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