prestressed concrete sleeper
... prestressed reinforced concrete beam 预应力梁 prestressed reinforced concrete tie 预应力混凝土轨枕 prestressed precast concrete form 预制预应力混凝土模板 ...
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本文采用正交设计的方法,对粉煤灰在高强预应力混凝土轨枕中的应用进行了试验研究。
This paper studied the application of fly ash on concrete sleeper with the method of ortho design.
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