例句與造句

1. In the 5th chapter , single steel bracket of slts under violent external load is supposed to be invalid , structural response and bearing capacity under dead load at that moment of bracket invalidation is analyzed
   在第五章中，假定在外荷載的作用下，網(wǎng)架結(jié)構(gòu)的單個(gè)支撐鋼牛腿出現(xiàn)失效，研究在牛腿失效瞬時(shí)結(jié)構(gòu)在恒載作用下的承載能力和工作狀態(tài)。
2. It's difficult to find bracket invalidation in a sentence. 用bracket invalidation造句挺難的