DTU 65-9. BUILDING WORKS. PRIVATE CONTRACTS. INSTALLATIONS FOR TRANSPORTING HEAT OR COLD AND DOMESTIC HOT WATER BETWEEN HEAT AND COLD PRODUCTION UNITS AND BUILDINGS. PART 2 : SPECIAL CLAUSES.是什么意思_DTU 65-9. BUILDING WORKS. PRIVATE CONTRACTS. INSTALLATIONS FOR TRANSPORTING HEAT OR COLD AND DOMESTIC HOT WATER BETWEEN HEAT AND COLD PRODUCTION UNITS AND BUILDINGS. PART 2 : SPECIAL CLAUSES.在线翻译_英语_读音_用法_例句