The East Window is a wonder of medieval glazing.東窗是中世紀玻璃安裝工藝的奇跡。The noise of hammering was dulled by the secondary glazing.因為隔著雙層玻璃，錘子的敲打聲變低沉了。You should ensure yourself against loss of heat by having double glazing.你應該裝...
The East Window is a wonder of medieval glazing.東窗是中世紀玻璃安裝工藝的奇跡。The noise of hammering was dulled by the secondary glazing.因為隔著雙層玻璃，錘子的敲打聲變低沉了。You should ensure against loss of heat by having double glazing.你應裝雙層玻璃以免散熱....