“secondary support”的概念、定义、翻译、参考文献-科学参考

单词	secondary support
释义	secondary support Encyclopedia 工学巷道支护释 secondary support二次支护井巷掘进中采用分次支护时，在一次支护完成后再次施工的支护。又称永久支护、后期支护。理学地下工程支护释 secondary support二次支护在初期支护稳定后完成的提供安全储备或承载后期围岩压力的支护形式。
随便看	first generation antipsychotics first generation biofuels first-generation biofuels first generation computer First Generation Director first generation improvement clonal seed orchard first generation language first generation language, 1GL first generation mobile communication technology first generation orchard first generation sequencing techniques first Germanic consonant shift first giant branch first green revolution first group isomorphism theorem First-hand data first hand information first harmonic first Harnack theorem first hitting decomposition first hit ting time first hit-ting time first hitting time first homotopy theorem first impression

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。