“Headwork of Zhengguo Canal”的概念、定义、翻译、参考文献-科学参考

单词	Headwork of Zhengguo Canal
释义	Headwork of Zhengguo Canal Encyclopedia 历史学其他遗址释 Headwork of Zhengguo Canal郑国渠首遗址中国战国时期韩国水工郑国于秦王政元年（公元前246）主持修建的引泾灌溉工程郑国渠的渠首工程遗址。
随便看	drug pricing management drug protection drug provision and security system drug quality drug rapid inspection drug raw materials testing Drug-Receptor Interaction Theory drug reevaluation drug rehabilitation drug resistant gene drug resistant strain drug safety monitoring drug safety ratings drugs affecting autacoids drugs affecting efferent nerve system drug safty control drug screening drug screening chip drugs during lactation drugs during pregnancy drug-seeking behavior drug self-administration drugs for protection and treatment injuries of new concept weapons drug skin toxicity study drug solid phase extraction technology

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。