Effective ways of improving the body’s functions of college students RUAN Ling-xia
（Department of Physical Education,Hangzhou Institute of Electronics Engineering,Hangzhou 310037，China） Abstract: Using the theory of the set pair analysis, the paper studies the correlation of the performances between some P.E items and the vital capacity indexes and shows that there are important ways in improving their abilities i.e. the dashes, jumps and long-distance running. Key words: body’s functions；the vital capacity indexes；P.E items；the similar degree；statistics of the similarities；differences and contrasts
