“Culverts in ancient China”的概念、定义、翻译、参考文献-科学参考

单词	Culverts in ancient China
释义	Culverts in ancient China Encyclopedia 理学　　　　古代涵管释 Culverts in ancient China　　　　古代涵管古代又称瓦窦、涵洞，修在塘堰或渠道的堤岸中，用于向农田放水；建于大江大河、湖泊的堤岸中，用于泄水、淤灌等；或建于古城城墙中，用于城市供排水。涵洞可为开敞式，也可设闸门节制。
随便看	proof of consistency proof of deducibility proof of existence proof of identity proof of program correctness proof of work proofreader's marks Proofreader's Marks and Their Application proofreading mistakes proofreading of books and periodicals proofreading of man-machine combination Proofreading on the Traditional Chinese Literary and Poetry proof scheme proofs of God's existence proof test of ceramics proof-theoretic proof-theoretical proof-theoretic ordinal proof-theoretic semantics proof theory proof tree proof without words pro-oncogene propa 1,2 diene propa-1,2-diene

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