灌区量水是灌区实行计划用水、按方收费的重要手段。
Flow measurement is an important means for using water according to plan and charging according to water quantity in irrigation district.
灌区量水是灌区实行计划用水、按方收费的重要手段。
Variation characteristic of water volume and water quality in groundwater key protection area of Tongliao city;
灌区量水，是实行计划用水、正确分配、合理使用灌溉水的重要手段，是实行计量收费的重要保证。
Irrigation district water-measuring is the important method and guarantee of practising using water planly, assignment accurately, using irrigation water equably and meterage.
本论文结合国家863课题“灌区量测水自动化专题”，研究了在U形渠道的测流与计量问题。
This paper, combined with"Auto-measurement of Water Irrigation Theme"of 863 national programs had studied the measurement problem of flow out in U shape channel.
本论文结合国家863课题“灌区量测水自动化专题”，研究了在U形渠道的测流与计量问题。
This paper, combined with"Auto-measurement of Water Irrigation Theme"of 863 national programs had studied the measurement problem of flow out in U shape channel.
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