城市中人口稠密，建筑林立。城市居民要置身于自然界之中，就要不断深化与自然的同一性和整体性，使之适应工作、学习和生活环境，而园林绿化对城市环境的保护和市民的身心健康将起到积极的作用。如果园林绿化建设落后于其他事业的发展，不仅影响精神文明，而且这种“滞后型” The city is densely populated and lush in architecture. Urban residents want to be in the natural world, we must continue to deepen the identity and integrity with nature, to adapt to work, study and living environment, and the protection of urban environment and urban residents of the physical and mental health will play a positive effect. If the landscape construction lags behind the development of other undertakings, not only affect the spiritual civilization, but also this “lag type”