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在苏联中亚地区,用隧道式太阳能干燥窑干燥烟叶的试验获得成功。该窑的长10. 8米,宽3. 2米,高2. 3米。窑顶部罩上带有双层玻璃的太阳能空
In the Central Asian region of the Soviet Union, the experiment of drying tobacco leaves with a tunnel-type solar kiln was successful. The kiln has a length of 10.8 meters, a width of 3.2 meters and a height of 2.3 meters. The top of the kiln is covered with solar glass with double glazing