“combined upward and downward flow heating system”概念、定义、翻译-科学时代

单词	combined upward and downward flow heating system
释义	市政工程词汇手册 combined upward and downward flow heating system 混合式上下供暖系统
随便看	European Economic Area--European Economic Area (EEA) European Economic Community European Economic Community European Economic Community European Economic Community European Economic Community European Economic Community European Economic Community European Economic Community (EEC) European Economic Community (EEC) European Economic Community (EEC) European Economic Community (EEC) European Economic Community--European Economic Community (EEC) European Economic Community--European Economic Community (EEC) European Economic Community--European Economic Community (EEC) European Economic Community--European Economic Community（EEC） European Economic Community（EEC） European economic integration European economic integration European Economic Space European Economic Space (EES) European Economic Space--European Economic Space (EES) European entity European exchange rate mechanism European exchange rate mechanism (ERM)

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

combined upward and downward flow heating system