This paper puts forward a new type of bolted anti-creepers, which changes the fixture mode of the dowelled anti-creeper.
提出了一种新螺栓钢轨防爬器,改变了防爬器紧固方。
This paper puts forward a new type of bolted anti-creepers, which changes the fixture mode of the dowelled anti-creeper.
提出了一种新螺栓钢轨防爬器,改变了防爬器紧固方。
The I type shear blocks dowelled bidirectional hollow plates (I SBDBHPs) are the most widely used.
剪键双向空心大中Ⅰ(简称Ⅰ空心大),是该类空心大中使用最多一种。
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