“annual maintenance in ancient water conservancy projects”的概念、定义、翻译、参考文献-科学参考

单词	annual maintenance in ancient water conservancy projects
释义	annual maintenance in ancient water conservancy projects Encyclopedia 工学中国古代水利管理释 annual maintenance in ancient water conservancy projects古代水利工程岁修古人采用当时的技术与材料对水利工程进行每年一次的全面检查、养护和维修的制度。是一种有计划的、定期性的维修制度，以此保障水利工程的可持续运行。
随便看	steam turbine shaft seal steam turbine sliding key system steam turbine speed governor steam turbine stage steam turbine thermal power system steam turbine water impact steam turbine wheel steam turbogenerator failure steam-water separation，vapor-liquid separation steam-water separator Steange Phenomena Witnessed within Twenty Years stearic acid stearin stearin; tristearin stearyl alcohol steatite steatocystoma multiplex Stebbins crater Stebbins-Whitford photometry Stebbins-Whitford system STEC Stechcol steckel-mill S tectonite STED

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