“正季节皮”的概念、定义、翻译、参考文献-科学参考

单词	正季节皮
释义	正季节皮 Encyclopedia 农学毛皮释 in-season fur正季节皮根据动物毛皮的成熟规律，在毛被和皮板完全成熟、毛皮质量最佳时取的皮张。又称正冬皮。
随便看	nonnegative integer nonnegative integral kernel nonnegative manifold nonnegative matrix non-negative matrix factorization nonnegative measure nonnegative number nonnegative operator nonnegative orthant nonnegative partial sum nonnegative quadratic form nonnegative semi-definite matrix nonnegative solution nonnegative splitting nonnegativity nonnegativity condition nonnegativity requirement non nesting matching non-nesting matching nonnesting matching non nesting partition non-nesting partition nonnesting partition non neutral plasma non-neutral plasma

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。