“Guo Dachang”的概念、定义、翻译、参考文献-科学参考

单词	Guo Dachang
释义	Guo Dachang Encyclopedia 工学〔人物〕释 Guo Dachang郭大昌（1742～1815）中国清代乾隆、嘉庆年间对黄河下游防洪有丰富经验的老河工。字禹修。
随便看	upswept uptake uptake coefficient uptempo upthrow upthrust uptilt Upton Sinclair up-to-standard evaluation of water function zone upturned roof-ridge UPU upward upward bias upward causality upward compatibility upward concave upward continuation upward convex upward cumulation upward cut and fill stoping method upward deviation upward directed set upward/downward atmospheric radiation upward firing upward induction

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