1. Discusses the trend index and its application for analyzing the trend of liquor variation. ����������ָ�������ڷ���Һ���仯���Ʒ����Ӧ�á�
2. This paper examines time variation and determining factors of term risk premium in treasuries listed on Shanghai Stock Exchange. ���Ŀ������Ϻ�֤ȯ��������ծ��������۵�ʱ��仯�������������ء�
3. A majority of cause to breast cancer is still be a riddle, while researchers have founded out a few genetic variation can conduce cancer. �����ٰ��ķ���ԭ���������Ǹ��գ�Ȼ���о���Աȴ�ѷ���һЩ�ض�����ı��죬�ɵ��°�֢��
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n.
1. an instance of change; the rate or magnitude of change
2. an activity that varies from a norm or standard
3. a repetition of a musical theme in which it is modified or embellished
4. something a little different from others of the same type
5. an artifact that deviates from a norm or standard
6. the angle (at a particular location) between magnetic north and true north
7. the process of varying or being varied
8. (astronomy) any perturbation of the mean motion or orbit of a planet or satellite (especially a pert
9. (biology) an organism that has characteristics resulting from chromosomal alteration
10. (ballet) a solo dance or dance figure
11. the act of changing or altering something slightly but noticeably from the norm or standard