This standard specifies the general principles of quantities and units used in the field of water conservancy and hydropower technology, as well as the names of common quantities and professional quantities in the field of water conservancy and hydropower technology (English names of contents), quantity symbols, unit names and abbreviations, unit symbols and quantities. definition. This standard applies to the determination and use of quantities and units in the technical field of water conservancy and hydropower.
SL 2-2014 Referenced Document
GB 3100-1993 SI units and recommendations for the use of their multiples and of certain other units
GB 3101-1993 Quantities and units--General principles
GB/T 2900.61-2008 Electrotechnical terminology. Physics and chemistry