奥地利位于欧洲中部,面积为83850平方公里,人口751万。12世纪形成公国,1866年在普奥战争中战败后建立奥匈帝国。一次大战后奥匈帝国瓦解,于1918年成立奥地利共和国。1938年被法西斯德国吞并,并被卷入第二次世界大战。战后,全境分成苏、美、英、法四个占领区,首都维也纳也由四国占领。1955年5月15日,四国与奥地利签订了条约,10月宣布永久中立,再次成立奥地利共和国。奥地利合作住宅发展概况奥地利有70％的国土,是阿尔卑斯山两侧的山地,10％是低山地,20％是丘陵、平原和盆地,因此土地极为宝贵。19世纪中叶,在维也 Located in central Europe, Austria has an area of ​​83,850 square kilometers and a population of 7,150,000. The formation of the Principality in the 12th century and the establishment of the Austro-Hungarian Empire after the defeat of the Austrian War in 1866. After the First World War, the Austro-Hungarian Empire collapsed and the Austrian Republic was established in 1918. In 1938 it was annexed by fascist Germany and was involved in the Second World War. After the war, the whole territory was divided into four occupied areas: the Soviet Union, the United States, Britain, and France. The capital, Vienna, was also occupied by the four nations. On May 15, 1955, the four nations signed a treaty with Austria and announced a permanent neutrality in October, establishing the Republic of Austria again. Austria’s Cooperative Housing Development Overview Austria has 70% of the country’s territory, is the mountain on both sides of the Alps, 10% are low mountains, 20% are hills, plains and basins, so the land is extremely valuable. In the middle of the 19th century, in Weiye