lower head-water section 中文意思是什麼
lower head-water section
解釋
下遊船閘的上遊河段-
So far as the aqueduct with large discharge and lower head is concerned, the non - uniform flow will occur in the aqueduct, when the discharge is enlarged after the water - carrying section being determined based on the design discharge and the given head ; for which the flow condition must be presumed, so as to determine the water surface profile
摘要大流量低水頭渡槽根據設計流量和給定水頭確定過水斷面后,通過加大流量時,渡槽內就會發生非均勻流,需對這種水流情況進行推算,以確定渡槽在通過加大流量時的水面線。
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