Water tanks should be well lagged and the roof well insulated.水箱和屋頂都需要敷設(shè)嚴密的保溫層。Are your hot and cold water pipes well insulated?你們的冷熱水管包好隔熱層了嗎？This room is insulated against noise.這個房間隔音....
In order to make it safe, the element is electrically insulated.為安全起見,該元件作了電絕緣處理。Not far away were other geothermal wellheads, their natural pressurized steam deflected into huge insulated pipes.不遠處是另幾口地熱井, 它們的天然加壓蒸汽輸進了巨...