Methods The ultrasonic features of 36 cases with biliary duct disease post Cholecystectomy were analysed. The biliary duct diameter and the echo characteristics inside duct were examined.
方法采用超声仪检测3 6例胆囊切除术后患者的肝内外胆管， 测量胆管内径，观察管腔内回声。
2
From these, he chooses ones that complement secrets that have arrived during the week, or that echo a theme he wants to have in the week's post.
从这些，他选择那些具有互补的一星期内抵达，或秘密的回声一个主题，他希望能够在本周的职务。
3
It argues that post modernity has affinity with China in some sense and finds echo in terms of theoretical studies and literary creation.