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

单词	irrigation works in ancient China
释义	irrigation works in ancient China Encyclopedia 工学农田水利史释 irrigation works in ancient China中国古代灌溉设施中国古代灌溉、排水等工程中的各类建筑物。
随便看	Hale period Hale sector boundary Hale's law Hale Telescope Hale’s law of polarity half half- half-adder half-additive process half adjust half-algebra half-altitude circle half-altitude triangle half-angle half angle formula half-angle formula half-angle theorem half-axis half-ball half-bearing half Bessel function half-boundedness half-bounded operator half cardigan stitch half cell

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。