Unbalance current bridge protection 桥式差动电流不平衡保护
bridge shallow foundation protection 桥梁浅基防护
Variable bridge principle protection 变电桥保护
protection bridge [机] 保护桥
Steel-bridge Corrosion Protection 钢桥梁防腐工程
bridge pillar protection 桥梁墩台防护
This paper discusses corrosion principle and current protection methods of concrete, introduces the important application of concrete structure in the bridge building?
论述了混凝土的腐蚀机理及通用的防护方法,介绍了钢筋混凝土结构在桥梁建设中的重要应用。
In order to restrict the rising rate of fault current caused by short circuit on one arm of bridge of inverter, a kind of device named current loop protection circuit can be adopted.
为了限制逆变器桥臂直通短路时故障电流的上升率,可以在装置的直流侧安装一种称为“环流保护电路”的附加电路。
How to make reasonable protection of bridge is the issue we need to explore.
如何对桥梁进行合理的防护是我们现在需要探讨的问题。
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