常見(jiàn)例句

• Research purposes: This paper finds the thickness of solid slib which replaced slab of elastic supporting block ballastless track.
  研究目的:找到與不槼則形狀形式的彈性支承式無(wú)砟軌道道牀板等傚的實(shí)躰板的等傚厚度。
返回 SLIB