“portable steel bridge”的概念、定义、翻译、参考文献-科学参考

单词	portable steel bridge
释义	portable steel bridge Encyclopedia 工学土木工程重大灾害应急抢修器材释 portable steel bridge装配式公路钢桥用于抢修公路桥梁上部结构和抢建公路便桥的可装拆制式器材。
随便看	negative side negative sign negative skewness negative skin friction of piles negative spinor negative stable matrix negative staining negative strand negative stress negative subspace negative supercoiling negative surface energy negative system of roots negative temperature negative temperature coefficient negative term negative thermal expansion negative thermal expansion material negative thixotropy negative transitivity negative uniaxial crystal negative value negative variation negative variation of a function negative variation of signed measure

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