“dryland agriculture”的概念、定义、翻译、参考文献-科学参考

单词	dryland agriculture
释义	dryland agriculture Encyclopedia 农学旱地农业释 dryland agriculture旱地农业在降水稀少又无灌溉条件的干旱、半干旱和半湿润易旱地区，主要依靠天然降水和采取一系列旱作农业技术措施，以发展旱生或抗旱、耐旱的作物和牧草为主的农业。又称旱作农业或雨养农业。
随便看	quadratic criterion quadratic curve quadratic curve discriminant quadratic cylinder quadratic dependence quadratic deviation quadratic diameter quadratic differential quadratic discriminatory analysis quadratic divergence quadratic domain quadratic dual quadratic dual problem quadratic dual space quadratic effect quadratic eigenvalue problem quadratic electro-optical tensor quadratic electrooptical tensor quadratic electro optic effect quadratic electro-optic effect quadratic element quadratic equation quadratic equation with one unknown quadratic error quadratic estimator

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。