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。
The beam web, which extends over the entire bridge, is built of a trapezoidal, for reasons of corrosion protection hermetically welded hollow section.
梯形梁延伸到整个大桥，主要是为保护密封焊接空心截面不被腐蚀。
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。
This paper studies the influence of converter transformer D-bridge zero sequence circulating current on valve short circuit protection.
笔者研究了换流阀三角形侧零序环流对阀短路保护误动作的影响。
Earthquake protection standard should be set up in bridge aseismic design.
桥梁抗震设计首先需要设定抗震设防标准。
The rotors one point grounded protection adopts variable electricity bridge principle and can reflect transition resistor better.
转子一点接地保护采用变电桥原理，增强了反应过渡电阻的能力。
Give a more detailed description of the design principle that used protection with dug pile in transformation of existing railway bridge and culvert construction in parallel paragraph.
施工为例，较为详细地介绍了铁路既有线改造工程并行段桥涵施工中采用挖孔桩防护的设计原理。
The bridge deck protection, as the part of the bridge panel, is an important component of the bridge.
桥面铺装作为桥面板的防护部分，是桥梁的重要组成。
This paper presents the corrosion protection system and part of the coating workmanship for steel truss girders of the Caiyuanba Changjiang River Bridge in Chongqing.
介绍重庆菜园坝长江大桥钢桁梁的防腐体系及部分涂装工艺。
This paper presents the corrosion protection system and part of the coating workmanship for steel truss girders of the Caiyuanba Changjiang River Bridge in Chongqing.
介绍重庆菜园坝长江大桥钢桁梁的防腐体系及部分涂装工艺。
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