结果：枕骨基底部骨松质发育不良区及其影像表现以椭圆形为常见。

Results:The rate of maldeveloped cancellous bone in the occipital basis is 42.5%.

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结果：枕骨基底部骨松质发育不良区及其影像表现以椭圆形为常见。

Results:The rate of maldeveloped cancellous bone in the occipital basis is 42.5%.

youdao