共找到 150 条与 ISO 748 相关的标准，共 10 页
Measurement of liquid flow in open channels - Velocity-area methods (ISO 748:1997); English version of DIN EN ISO 748
Measurement of liquid flow in open channels - Velocity-area methods. (ISO 748:1997)
Full Description This International Standard specifies methods for determining the velocity and cross-sectional area of water
Measurement of liquid flow in open channels — Velocity-area methods (ISO 748:1997)
Hydrometry - Measurement of liquid flow in open channels using current-meters or floats (ISO 748:2007)
Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO 748:2021)
Full Description ADOPTED_FROM:EN ISO 748:2007 ISO 748:2007 specifies methods for determining the velocity and cross‑sectional
Hydrometry — Measurement of liquid flow in open channels using current-meters or floats (ISO 748:2007)
Hydrometry - Measurement of liquid flow in open channels using current-meters or floats (ISO 748:2007)
DIN EN ISO 748 E:2020 文件草案 水文测量 明渠中液体流量的测量 使用点速度测量的速度面积法（ISO/DIS 748:2020） 德文版和英文版 prEN ISO 748:2020
Draft Document - Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO/DIS 748:2020); German and English version prEN ISO 748:2020
Full Description ADOPTED_FROM:EN ISO 748:2021 This document specifies methods for determining the velocity and cross-sectional
Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO 748:2021)
Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO/FDIS 748:2021)
Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO/DIS 748:2020); German and English version prEN ISO 748:2020
The CANADIAN GENERAL STANDARDS BOARD (CGSB), under whose auspices this standard has been developed is a government agency within the Federal
Mesure De Debit Des Liquides Dans Les Canaux Decouverts - Methodes D'Exploration Du Champ Des Vitesses
This document specifies methods for determining the velocity and cross-sectional area of water flowing in open channels and for calculating
Hydrometry — Measurement of liquid flow in open channels — Velocity area methods using point velocity measurements
This International Standard specifies methods for determining the velocity and cross-sectional area of water flowing in open channels without ice
Hydrometry - Measurement of liquid flow in open channels using current-meters or floats
