不同管电流采集到的图像均匀性无统计学差异。

There was no difference of statistics in homogeneity of image under each tube current.

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介绍了一种新型的变断面管无模拉伸成形方法。

A new method form aking arbitrary section tube was introduced.

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介绍了一种新型的变断面管无模拉伸成形方法。

A new method form aking arbitrary section tube was introduced.

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