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我们近年推广建成井柱钢筋混凝土框架闸八座,节约了原材料和投资,这种新型结构水闸颇为实用。本文现作介绍并予讨论。
In recent years, we have promoted the completion of eight well-reinforced concrete frame brakes, saving raw materials and investment. This new structural sluice is quite practical. This article is introduced and discussed.