由于深河槽低戽底板厚度较大，为在底板设窄缝提供了有利条件，故在深河槽低戽的戽底设窄缝进行混合消能。
A mixed way of energy dissipation is adopted as the thick bottom plate of the low bucket at deep river channel is favorable to provide narrow slot on it.
在软基低堰掺气窄缝戽流消能研究基础上，提出一种新型消能工——孔板混合流消能工。
On the basis of studies on aeration tract bucket flow energy dissipation in lower weir on soft foundation, a new type of energy dissipater was put forward.
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