【摘要】 近十多年来 ,世界范围内现浇混凝土技术发展较快 ,泵送混凝土创垂直输送500m高纪录。现浇混凝土在超高层建筑、桥梁和核电站等工程中获成功应用。现浇与预制结合 ,装配和半装配混凝土是主要发展方向。更多还原

【Abstract】 Since last decade or more the world witnesses a rapid development of cast_in_situ concrete technology.A new record of 500 m high concrete pumping has been achieved.Cast_in_situ concrete has been successfully applied to the construction of high_rise buildings,bridges and nuclear power plants.The main development trend is a connection of pre_cast and cast_in_situ concrete as well as prefabricating and semi_prefabricating construction methods.更多还原