本文介绍了在X线电视导引下，利用自行设计的活检穿刺针行脊椎活检的方法。

This is to report a method of X-ray TV guided percutaneous vertebral puncture biopsy. The puncture needle Was designed by the authors.

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本文介绍了在X线电视导引下，利用自行设计的活检穿刺针行脊椎活检的方法。

This is to report a method of X-ray TV guided percutaneous vertebral puncture biopsy. The puncture needle Was designed by the authors. The relative merits and X-ray diagnosis were discussed.

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利用装在内框架上的速率陀螺组成内稳定回路，实现电视导引系统视轴的空间稳定。

Forming the gyro stabilization loop by using rate gyroscopes which mounted on inner loop of the gimbal, inertial space stabilization for optical axis of TV guidance systems has been realized.

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