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低压管道输水灌溉
释义
低压管道输水灌溉
Encyclopedia
农学
农业水土工程
释
low-pressurepipe irrigation
低压管道输水灌溉
利用高位水源和缓坡地形落差所提供的自然压力水头或利用低扬程机泵将灌溉水加压(一般压力≤30千帕),再通过低压管道把低压灌溉水输送到田间地头(低压输水管网的最末一级管道出水口工作压力水头一般只需3千帕左右即可),然后利用配套的给水栓进行沟灌或小畦灌的灌溉系统。
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Society of Friends
society of individual freedom and all-round development
Society of Motion Picture and Television Engineers
Society of Petroleum Engineers(SPE)
Society of Photographic Education
Society of Researching in Literatures
Society of Saint Sulpice
Society of St. John the Evangelist
Society of the Divine Savior
Society of the Divine Word / Steyler Missionaries / Divine Word Missionary
Society of the Spectacle
Society of the Three Periods
Society of Turkic Languages in China
Society of United Irishmen
society right of education
Society to Protect the Nation
society with rule of law
Socinianists
sociobiology
Sociobiology: The New Synthesis
socio-cultural historical perspective of learning
socio-cultural path of learning
sociocultural school
sociocultural theory
socioecological psychology
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