“既有建筑机电系统改造”的概念、定义、翻译、参考文献-科学参考

单词	既有建筑机电系统改造
释义	既有建筑机电系统改造 Encyclopedia 工学〔既有建筑改造通用技术〕释 reconstruction of electromechanical system of existing building既有建筑机电系统改造针对建筑中的空调、采暖、通风、照明、供配电及热水供应等能耗系统进行的节能综合改造活动。
随便看	upstream sequence upswept uptake uptake coefficient uptempo upthrow upthrust uptilt Upton Sinclair up-to-standard evaluation of water function zone upturned roof-ridge UPU upward upward bias upward causality upward compatibility upward concave upward continuation upward convex upward cumulation upward cut and fill stoping method upward deviation upward directed set upward/downward atmospheric radiation upward firing

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。