“古都长安水利”的概念、定义、翻译、参考文献-科学参考

单词	古都长安水利
释义	古都长安水利 Encyclopedia 工学〔中国古代城市水利〕释 water conservancy in ancient Chang’an city古都长安水利中国古代长安城的航运、防洪、供水、灌溉等水利事业。
随便看	friction dissipation friction drag friction drag, fractional drag friction drive friction effect friction factor frictionfactor friction feed friction force friction force microscopy friction heat friction heat, fractional heat friction hoist friction initiation friction layer frictionless flow friction loss friction materials frictionmeter friction of metal working friction pairs friction pile friction reducing for gas transmission pipeline friction reduction stabilizer friction roller

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