“direct stratification”的概念、定义、翻译、参考文献-科学参考

单词	direct stratification
释义	direct stratification [dǝ`rekt ´strad·ǝ·fǝ`kā·shǝn] See <<primary stratification>>
随便看	directive directive feed directive gain directive therapy directivity directivity factor directivity index directivity pattern direct keying device direct labor direct labor standard direct-line drive directly heated cathode direct material direct memory access direct motion direct nuclear reaction direct numerical control director director circle direct organization director-sight system director-type computer director-type fire control directory

科学参考收录了103327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。