“observation of developmental stages of trees”的概念、定义、翻译、参考文献-科学参考

单词	observation of developmental stages of trees
释义	observation of developmental stages of trees Encyclopedia 农学林木发育期观测释 observation of developmental stages of trees林木发育期观测在地形、土壤、栽培水平一致的地段上，选取年龄长势相近、生长健壮的主要树木种类和品种，依据树木外部形态特征，按发育期出现顺序对各发育期出现日期进行观测和记录的活动。
随便看	line of right ascension line of sight line-of-sight line-of-sight angle line-of-sight component line of sight guidance line of sight integral line of sight, LOS line-of-sight propagation line-of-sight radio wave propagation line-of-sight velocity line of singularity line of slope line of steepest slope line of stream line of striction line of support line of swiftest descent line of vector line of vision line overrelaxation line pair line partitioning line pedal curve line picking

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。