“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	test repeatability test report test retest reliability test-retest reliability test rule test run test score test sequence test set tests for cell identification test shed Tests of Controls tests of performance-graded asphalt binder tests of thermal properties test solution test space test specification test standardization test star test statistic test statistics test sufficient σ-algebra Test Switch test system test telescope

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。