绿色植物与人类生活息息相关,人们早就利用大自然中的绿色植物来“砌墙”,这种生长着的墙夏天能吸热,冬天可保温,如果植物品种选择得当,此墙可四季常青,生机盎然,可以说它是绿化、美化环境的理想之墙。围墙的主要作用,一是与其它单位明确界线;二是防止进人或受外界影响;三是从心理上起到安全防护作用。我国围墙绝大部分是砖制的,给人以憨笨之感, Green plants are closely related to human life. People have long used green plants in nature to “build walls.” The growing wall absorbs heat in summer and keeps warm in winter. If the plant varieties are properly selected, the wall can be evergreen , Full of vitality, it can be said that it is green, beautify the environment ideal wall. The main function of the fence, one with a clear boundary line with other units; the second is to prevent entry or by the outside world; Third, play a psychological protective role. Most of our walls are made of brick, giving a sense of simplicity Han,