“third-line industry”的概念、定义、翻译、参考文献-科学参考

单词	third-line industry
释义	third-line industry Encyclopedia 经济学中国工业释 third-line industry三线工业 20世纪60年代中期至70年代中期，中国以国防安全为主要目标，在四川、贵州、陕西以及湘西、鄂西、豫西、陇南等地区布局的工业。
随便看	constant pressure pump constant pressure sprinkler irrigation constant pressure turbocharging system constant pressure variable displacement pump constant price constant prime constant probability constant problem constant progression constant propagation constant quantity constant random variable constant rank constant-rank mapping constant-rank morphism constant-ratio head constant region constant release constant sale books constant sheaf constant species constant specific mass flow pattern constant speed constant frequency constant speed drive unit constant-speed mercury intrusion

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。