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BACKGROUND Bone can adjust its morphological structure to adapt to the changes of mechanical environment, i.e. the bone structure change is related to mechanical loading. This implies that osteoarthritis may be closely associated with knee joint deformity. The purposes of this paper were to simulate the internal bone mineral density (BMD) change in(More)
Taking the math major students as the subjects, this paper discussed the causal attribution characteristics of success or failure in social intercourse, their expectation changing and emotional reaction. The paper found that: (1) the intercourse results are varied among the students which they attribute to different casual cognitions, no significant(More)
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