填空题 ①近年来 由于私家车数量剧增 在住宅区中 尤其是高层住宅区中 都要求设置大面积的地下停车
填空题 ①近年来，由于私家车数量剧增，在住宅区中，尤其是高层住宅区中，都要求设置大面积的地下停车库。为使住宅区有良好的环境与绿化空间，地下车库顶板上就需要覆土，从而进行景观设计。另外，为了完成 绿化与 ，也都需要在架空层及屋面的板面上覆土。 ②顶板上花园包括 顶板、 顶板及 顶板上的覆土花园，其排水系统分为地面雨水排水系统与渗水排水系统，人们往往将此混淆为雨水排除系统是不对的。 ③出现架空层顶板标高与室外地面地下室顶板标高相同这种情况时。这种情况下，在相同的覆土厚度上，可与其他顶板一样栽种植物、设置小品，同时不仅可以布置 系统，也可统一设计 系统。 ④顶板按全部可通行消防车取动载及覆土荷载，这种情况下顶板负荷能力较大，景观建筑物与构筑物可考虑为 结构、 结构及 结构，但体量高大的景观构筑物要请结构师核算，如果超载要另行处理。 ⑤顶板土建施工图在景观初步设计后完成，应由景观专业将地形起伏的 ，构筑物与建筑物的位置及平立剖面图、大乔木位置、 提供给结构专业一并考虑荷载。或按构筑物的分布与荷载
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基础版： Buses used to be the main means of transportation for the Chinese people. In recent years, with the number of private cars increasing, cities have been facing increasingly severe traffic problems. To encourage more people to travel by bus, many cities have been making efforts to improve their bus service quality. Bus facilities have been continuously renovated, and bus speed has also increased dramatically. However, the prices of buses are still cheap. Now, in most cities, many local elderly citizens can take a bus for free. 升级版： Buses used to be the major means of transportation for the Chinese people. In recent years, cities have been plagued by increasingly severe traffic jams as the number of private cars increases. Many cities have been working hard to improve bus services to encourage more people to get around by bus. Bus facilities have been upgraded and buses now can go much faster, but bus fares remain quite affordable. Now, many local senor citizens are entitled to free bus rides in most cities.