例句與造句

1. Abstract : this paper introduces bridge section model tests in the wind tunnel . it presents static forces on bridge section models . the effects of bridge fences , isolation belts and different model lengths on static forces are studied . the static and dynamic stabilities of bridge are analyzed . the results show the effect of bridge fence , isolation belts and different model lengths on static forces should be considered in wind load design
   文摘:通過(guò)橋梁節(jié)段模型風(fēng)洞試驗(yàn)測(cè)量了橋梁的風(fēng)力，研究了橋面護(hù)欄和隔離帶以及變模型長(zhǎng)度對(duì)模型風(fēng)力的影響，并分析了橋的馳振穩(wěn)定性和顫振穩(wěn)定性.試驗(yàn)結(jié)果表明：設(shè)計(jì)試驗(yàn)方案以及應(yīng)用試驗(yàn)結(jié)果時(shí)應(yīng)考慮模型長(zhǎng)度、橋面護(hù)欄及隔離帶的影響
2. It's difficult to find isolation belt in a sentence. 用isolation belt造句挺難的