型血指着o：只有你能想得出。

A pointing at o: Only you can think of this.

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通过扫描软件得出肝血流量（BF）、血容量（BV）、对比剂平均通过时间（MTT）、渗透表面积乘积（PS）、肝动脉灌注指数（HAF）。

The liver perfusion parameters including hepatic blood flow(BF), blood volume(BV), mean transit time(MTT), permeability surface area product(PS) and hepatic arterial fraction (HAF)was calculated.

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采用多元逐步回归分析得出了影响铅作业工人神经行为测试结果的主要因素，进一步确认血铅影响神经行为的改变。

The result of multiple stepwise regression analysis showed the main factors affecting on neurobehavior of lead-exposed workers and the effect of blood lead on neurobehavior was confirmed also.

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