The most greatest feature of Kant's whole critical philosophy system is differing freedom from naturalfield with transcendental method and setting the limits and scope of freedom and nature.
Campus planning should fully utilize the naturalfield environment and emphasize the harmony with surrounding city environment so as to take the green and water system as a foil to the campus.
同时尊重场地自然环境，强调与周边环境的协调与对话，使整个校园的建筑为园林绿化水系所衬托。
3
Geomagnetic activity, the natural variations in Earth's magnetic field, it fluctuates in 11-year cycles.