“粗放放牧”的概念、定义、翻译、参考文献-科学参考

单词	粗放放牧
释义	粗放放牧 Encyclopedia 农学粗放放牧释 extensive grazing粗放放牧对广阔的草地不进行放牧区域划分，对畜群进行无组织管理，牧工可驱赶畜群走遍牧地，任意采食，每头家畜占用草地面积较大，而人力、资源、资金投入相对较少的放牧制度。
随便看	Helmholtz double layer Helmholtz equation Helmholtz formula Helmholtz free energy Helmholtz function Helmholtz, Hermann Ludwig Ferdinand von Helmholtz-Kelvin contraction Helmholtz-Kelvin theory helmholtz-kelvin time scale Helmholtz-Ketteler dispersion formula Helmholtz-Ketteler formula Helmholtz-Lagrange theorem Helmholtz layer Helmholtz reciprocity theorem Helmholtz representation helmholtz resonance sound absorber Helmholtz resonator Helmholtz reversion theorem Helmholtz's equation Helmholtz's reciprocity theorem Helmholtz theorem Helmholtz theorems Helmholtz time scale Helmholtz’s vorticity-tube theorems helminth

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。