dowelled

The I type shear blocks dowelled bidirectional hollow plates (I SBDBHPs) are the most widely used.

剪力键式双向空中的Ⅰ型（简称Ⅰ型空），是该类空中使用多的一种型。

This paper puts forward a new type of bolted anti-creepers, which changes the fixture mode of the dowelled anti-creeper.

提出了一种新型的螺栓式钢轨防爬，了穿销式防爬的紧固方式。