shù zhí fēn xī / kě yǐ / bāng zhù / gōng chéng shī / mó nǐ / qiáo liáng / zài / bù tóng / fù hè / xià / de / shòu lì / qíng kuàng数值分析可以帮助工程师模拟桥梁在不同负荷下的受力情况。Numerical analysis can help engineers simulate how a bridge bears different loads.