全部

1·Taking the engineering example, the design method and design point of bulkhead gate with muti-nodal floating pontoon are introduced.

结合工程实例介绍了多节浮箱式检修闸门的设计方法及设计要点。

2·The preparation matters and installation technologies above water for the radial gate and bulkhead gate of Tongwan Hydropower Station are described.

介绍铜湾水电站溢流坝弧形闸门及检修闸门在水上安装前的准备工作及安装方法。

3·The ships deck hoisting machinery such as bow gate, bulkhead valve, stern propeller and so on;

船舶用的甲板起重机械（绞车）、船头门、舱壁阀、船尾推进器等；