摩天大楼的设计不同于其他建筑,其主要特点是——结构必须颀长细巧,甚至是可变的。这既可减轻对地面的压力,又有益于大楼自身在空中的维持。近些年,新型建筑材料的出现,比如质硬而轻、耐腐蚀性强的金属钛和碳纤维等,使得摩天大楼的设计更能够适应上述特点。设计者在不断挑战建 Skyscrapers are designed differently from other buildings and their main features are - the structure must be long, delicate and even variable. This will not only reduce the pressure on the ground, but also benefit the building itself in the air. In recent years, the emergence of new building materials, such as hard and light, corrosion-resistant metal titanium and carbon fiber, making skyscraper design more able to adapt to these characteristics. Designers are constantly challenging to build