英语语法分析

This is a radiograph of an osteosarcoma involving the metaphyseal region of the distal femur.

线显示股骨远端干骺区的骨肉瘤。

Objective To study the femoral metaphyseal bone mineral density for evaluating femoral quality.

目的探讨股骨干骺段骨密度对股骨质量评价作用。

Conclusion femoral metaphyseal bone mineral density is a good parameter for evaluating femoral quality.

结论股骨干骺段骨密度是评价股骨质量的良好指标。