... direct indirect heating 半间接暖气装置 direct electric heating直接电加热 direct air heating system 直接空气供热系统 ...
双语例句
1
Electricheating or direct flame heating can be applied. However, during workshop manufacturing, electric heating should be applied as possible under the Pre-requisite of temperature balance.
采用电加热或火焰直接加热，但在车间制造过程中，为了确保温度均衡的前提下，尽量采用电加热。
2
Two models of designation for electricheating boiler heat storage system are introduced in domestic hotwater system and especially stresses on the application of direct heat storage system.