例句與造句

1. The transverse stiffness limitation index ? the permissible ultimate width / span ratio b / l of the continuous steel truss girder of railway bridge is analyzed in accordance with the analytic theories of random vibration of train ? bridge time - variation system and the required derailment coefficients and comfort of drivers and passengers in train running through the bridge . the limitation index in question may be referred to in the design of the continuous steel truss girders of railway bridges
   基于列車-橋梁時變系統(tǒng)隨機振動分析理論，按照橋上列車脫軌安全系數(shù)和司機、旅客舒適度的要求，對鐵路連續(xù)鋼桁梁橋橫向剛度限值-橋梁容許極限寬跨比b / l進行了分析，對鐵路連續(xù)鋼桁梁橋的設計具有一定的參考作用。
2. It's difficult to find continuous steel trusses in a sentence. 用continuous steel trusses造句挺難的