Suspension structure is adopted for the gravity-flowing packing machine with tri-flow control.
该包装机是具有三次流量控制的自流式包装机，采用吊挂式结构。
Objective: To study the use of tri dimensional color Doppler flow imaging (3d CDFI) in abdomen, small organs, superficial mass, and large blood vessels.
目的：探讨彩色多普勒血流图(CDFI)三维成像在腹部、小器官、浅表肿块及大血管等方面的临床应用价值及有关成像的技术性问题。
Objective: To study the use of tri dimensional color Doppler flow imaging (3d CDFI) in abdomen, small organs, superficial mass, and large blood vessels.
目的：探讨彩色多普勒血流图(CDFI)三维成像在腹部、小器官、浅表肿块及大血管等方面的临床应用价值及有关成像的技术性问题。
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