1) energy efficiency grades for water heater
热水器能效等级
2) Energy Efficiency Grade
能效等级
1.
Referring to the energy efficiency grades of compressor chillers, the paper pointed out, that in 2003 China had produced a large amount lithium bromide absorption chiller/heaters (including steam, hot water operated and direct-fired), which constitutes 20% of total produced chillers in numbers,and even more percentage in total values.
提出了燃气直燃型和蒸汽双效型溴化锂吸收式冷(热)水机组的能效等级的设想。
3) equivalent heat exchanger
等效换热器
1.
An equivalent heat exchanger for vertical U-tubes used in GSHP(ground-source heat pump) is introduced by heat transfer theory.
利用传热理论 ,提出了土壤热源热泵垂直U形埋地换热器的等效换热器 ,并通过传热热阻分析 ,得到 :埋地换热器在土壤中的取热过程 ,热阻的主要成分是土壤和塑料管壁。
4) Equivalent transducer
等效换能器
6) the class of camouflage effectiveness
伪装效能等级
补充资料：热水
1.沸水或温度曾达到沸点的水。 2.温水。 3.水名。在今河北省蔚县西。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条