This paper mainly introduces the effect of ITS system on the urban traffic, and probes emphatically into that China should pay more attention to creating an excellent environment for the development of ITS on the non-technical level besides paying attention to the development in the field of the technique.

Based on the existed questions found in enterprise performance appraisals,this paper systematically analyze and discuss them both in concept level and technical level,try to find the reasons of the questions existed in every factors and taches of performance appraisal system,and give answers to the questions.

The nine famous poets gained important enlightenment from western modern masters and put forward “objective correlative” and “dramatization” in new poetry as useful explorations on the technical level of modern poetic theory.

Surface coating technology derived from self\|propagating high\|temperature synthesis is an important modifying method for producing material.