Heat loss and gain in a well insulated home occurs mostly through the windows.
Heat loss and gain in a well insulated home occurs mostly through the windows.
在保温措施很充分的家庭里面，热量的得失大部分是通过窗户发生的。
Heat loss and gain in a well insulated home occurs mostly through the windows.
在保温措施很充分的家庭里面，热量的得失大部分是通过窗户发生的。