They hold different views on language units and meaning realization,among which the general principle is that clauses realize situations while nominal groups realize things.

Thereafter,taking the event-responding modeling of vehicles within the boundaries of a signalized intersection and a bus stop as two examples,the cases classification of vehicles logical analysis process under the influence of multi restrictions are expatiated.

This paper highlights the mistakes commonly made on the special point in the intersection line of sphere under special circumstances and analyzes the errors in graphing and the key influencing factors.