“record of river variation”的概念、定义、翻译、参考文献-科学参考

单词	record of river variation
释义	record of river variation Encyclopedia 工学中国水利科学技术史释 record of river variation信水中国古代对河流随季节、气候推移转化，定时定点发生涨落等动态的统称。《宋史·河渠志》（1345年成书）概括为“水信有常，率以为准”。
随便看	reactology reactor reactor chemistry reactor circuit reactor code reactor cold start-up reactor containment structure reactor coolant reactor coolant pipe reactor coolant pump reactor coolant system reactor core reactor core lifetime reactor corrosion chemistry reactor explosion reactor fluidl mechanics reactor fuel system reactor granule technology reactor hot start-up reactor internals reactor material chemistry reactor natural circulation reactor neutrino reactor neutron source reactor period

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。