Повучен
Describes the establishment and operation of an ultrasonic gauging station for the measurement of discharge in a river, an open channel, or a closed conduit with a free water surface. Is limited to the "time of travel of acoustic pulses" technique. Annex A describes the determination of flow direction.
ПОВУЧЕН
ISO 6416:1992
95.99
Повучен
28. 6. 2004.
ПОВУЧЕН
ISO 6416:2004