The variation of average voltage,inconsistency rates and capacity for VRLA batteries used in electric bicycles were investigated by means of cyclic tests at 85 % depth of discharge(DoD)and complete discharge.

The imbalance of pattern directly affects the precision of classifier.

Since the reform and opening-up policy being implemented,there appear obvious characteristics of the times in the re-search of social security in china academic circles,such as being initiated later than other countries,imbalance in research con-tents,relative inferiority in quality,self-containment and partiality in outwards-oriented studies,and popularity and rapidity in its development,etc.

Because the center of the research on the legal system history of Yuan Dynasty was in Japan before 1980 and is in China now,there is a disproportion in the research on the legal system history of Yuan Dynasty in China.

While informatization development of society, bringing welfare to human being, have also brought along the new social problem, among them maximal problem it is information resources distributes the disproportion problem in fact.

The Comparative Analysis on the Imbalanced Development of the Current Higher Education Between the East and West of China;

China s supply of public goods presents a complicated and interlaced pattern,in which the supply as a whole unbalances as an echelon from the east to the west,among the regions the imbalance emerges in the same zone and the structural imbalance exists at the same time.

Since their coming into being in the Cold War,US-Japan and US-Korea alliances had possessed imbalanced status in American Asia-Pacific alliance strategy.

However,the development between the southern and the northern is seriously uneven.

The uneven development of compulsory education manifests itself on three levels.