“分包商”的概念、定义、翻译、参考文献-科学参考

单词	分包商
释义	分包商 Encyclopedia 工学建筑工程经济释 subcontractor分包商具有一定专项生产知识、技能和工具的建筑或基础设施工程项目的专项工程实施主体或材料设备供应主体。
随便看	negative definite matrix negative definiteness negative definite operator negative definite quadratic form negative deviation Negative Dialectics negative difference between purchasing and marketing prices negative differential conductivity negative differential resistance negative direction negative dispersion negative distribution negative divergence negative domain negative dromotropic action negative edge negative effect negative effect of organizational communication negative electricity negative electrode negative electrode/cathode negative electron negative electron affinity photocathode negative element negative emotional processing

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。