... tail gate spreader (of truck) ==> 尾部挡板式石屑撒布器 tail gates ==> 下闸门 tail gearbox ==> 尾部减速器 ...
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对于闸门的设计，需要考虑的时间跨度比较大，考虑的情况也比较多。 比如正常情况下闸门的设计，只需满足开、关泵站以及需要检修时的要求；
Under normal circumstances such as the design of the gate, just to meet the opening and closing when the pump station working and the need for maintenance requirements;
班尼斯特已经打破了人类在这个速度下赛跑的能力的限制，于是也打开了一个闸门。
Bannister had broken a belief in the limit of a human's ability to run at such a pace and, consequently, opened a floodgate.
还分析研究了闸门在不同支承约束情况下，构件应力的分配变化规律，提出了相应的改进措施和建议。
The distribution of stress of structures of water gate under conditions of different support restraints is analyzed and some advices are given to improve the design and construction.
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