检修闸门,平板闸门;
In accordance with the working condition of gates, as well as the bottom edge types of bulkhead gate and emergency gate, the paper introduces how to choose the type of bottom edge of plain gate.
根据闸门的工作性质,结合闸门设计的其它因素和工程实际,介绍了闸门底缘型式的选择。
微语录 · 爱情句子
微语录 · 个性签名
微语录 · 伤感句子
微语录 · 句子大全