“development operation”的概念、定义、翻译、参考文献-科学参考

单词	development operation
释义	development operation Encyclopedia 工学开拓工程释 development operation开拓工程为进行矿床地下开拓，使地表与矿床之间形成一条完整的提升、运输、通风、排水、供水、动力供应、充填等生产服务系统，从地表向地下掘进的一系列通达矿体的井巷工程。
随便看	soil suitability soil sulfur soil surface complex soil surfaced area soil survey soil swelling Soil Taxonomy soil taxonomy soil temperature soil temperature at tiller node soil temperature gradient soil temperature observation of rice paddy soil temperature regimes soil testing soil testing and fertilizer recommendation soil texture soil thermoluminescence survey soil thermometer soil thixotropy soil three phases soil tillage Soil & Tillage Research soil tilth soil total nitrogen analysis soil trace elements

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。