AMI认为随着市场的成长，这一行业的公司数量将大幅度减少。
AMI said that whilst the market may be growing, there will be a noticeable decline in the number of companies involved in the sector.
均行多层螺旋CT平扫及增强检查，比较平扫、增强动脉期的强化幅度及特征。
Enhancement degree and characteristics in plain ct scan and arterial phase of enhancement were compared.
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