片语
Simple steel form carriage简易台车
simple support steel beam简支钢梁
H-shaped simple supported steel beamH型简支钢梁
carbon steel[材] 碳钢,[材] 碳素钢
simple steel formworks lining trolley简易衬砌台车
simple supported steel beams简支钢梁
Simple Steel or Stainless Steel碳钢或不锈钢
simple t-stub steel connection短t型钢连接
plain steel普通钢;碳素钢
simple supported steel truss简支钢桁架
simple-supported steel plate beam简支钢板梁