“laws and regulations of soil and water conservation”的概念、定义、翻译、参考文献-科学参考

单词	laws and regulations of soil and water conservation
释义	laws and regulations of soil and water conservation Encyclopedia 工学水土保持法律法规释 laws and regulations of soil and water conservation水土保持法律法规由国家、地方立法部门出台的与水土保持相关的法律，以及政府和行政管理部门出台的配套行政法规和部门规章等组成的规范其管辖区域内水土保持工作的法规和标准体系。
随便看	Preceramic Period preceramic polymer precess precessing-disk model precession precessional constant precessional motion precession circle precession coefficient precession cone precession constant precession frequency precession globe precession in declination precession in latitude precession in longitude precession in right ascension precession method precession of orbit precession of perihelion precession of the earth precession of the equinox precession period precession rate prechamber

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。