“两步骤回采”的概念、定义、翻译、参考文献-科学参考

单词	两步骤回采
释义	两步骤回采 Encyclopedia 工学回采工艺释 two step mining两步骤回采在回采过程中，将采区或矿块划分为矿房和矿柱，第一步骤回采矿房，第二步骤回采矿柱的回采方式。
随便看	ordinal scaling ordinal series ordinal sum ordinal sum; ordinal addition ordinal type ordinal variable ordinary ordinary aggregate ordinary algebraic branch-point ordinary arithmetic ordinary binding ordinary character ordinary chondrite ordinary concrete ordinary concrete structure ordinary congruence ordinary continued fraction ordinary convergence ordinary cosmetic ordinary curve ordinary cusp ordinary derivative ordinary dichotomy ordinary difference equation ordinary differential equation

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。