“seedling gradation”的概念、定义、翻译、参考文献-科学参考

单词	seedling gradation
释义	seedling gradation Encyclopedia 农学〔苗木培育〕释 seedling gradation苗木分级对需要出圃的苗木按苗木质量标准进行等级划分。目的是使出圃苗达到国家规定标准，保证用壮苗造林，减少造林后的苗木分化现象，提高造林成活率和林木生长量。
随便看	piecewise constant function piecewise continuity piecewise continuous piecewise continuous function piecewise continuous mapping piecewise differentiable piecewise differentiable function piecewise differentiable path piecewise function piecewise interpolation piecewise linear piecewise linear approximation piecewise linear atlas piecewise linear function piecewise linear interpolation piecewise linear iteration piecewise linearization piecewise linearization method piecewise linear manifold piecewise linear mapping piece wise linear method piecewise-linear recursive-convolution method piecewise-linear recursive-convolution method, PLRC piecewise linear submanifold piecewise linear topology

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。