评价作用：指法律作为一种对于人们行为的评价标准或者尺度的作用。
目的探讨股骨干骺段骨密度对股骨质量评价作用。
Objective To study the femoral metaphyseal bone mineral density for evaluating femoral quality.
结果提示，MNA对于恶性肿瘤患者具有良好的营养评价作用。
The results indicate that MNA is effective for diagnosis of malnutrition in oncological patients.
传统道德的监督和评价作用在间接的、虚拟的、符号化的网络交往中消失殆尽。
The usage of the supervision and evaluation of the traditional moral is descending because of the indirect and fictitious communication through computer network.
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