Whenever a diagnosis of intraspinal dermoid is suggested, it is essential to screen the entire neural axis to look for possible rupture and CSF spread.

无论何时，当一个椎管内皮样囊肿的诊断被考虑，对整个神经轴进行检查是非常重要的，以便于寻找可能的破裂和脑脊液播散。

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According to the practical superelevation data measured with single-axis gyroscope platform, the designed non-linear neural network is trained with LM algorithm.

根据陀螺平台实测超高数据，采用LM算法对所设计的非线性神经网络进行训练。

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BP neural network system errors modifying method improves the precision than globe function method about 20% and may be used in three-axis photoelectric tracking system.

BP神经网络的系统误差修正方法的修正精度比球谐函数法提高约20%，有望用到球谐函数法不适用的三轴光电跟踪系统的系统误差修正中。

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