前言：目的探讨呼吸道异物患儿的急救转运方法。
Objective: To investigate the emergency transition of the airway foreign body.
目前基因转运方法有许多种，其中包括物理方法、化学方法，融合法，基因枪等。
The most commonly used gene delivery methods include: physical method, chemical methods, fusion method and gene gun etc.
背包中有集成电加热系统、空气调节器、温度监测报警器和空气循环设备，这也使它毫不逊色于其它转运方法。
An integratedelectric heating system, air controller, temperature-monitoring alarms, and an air circulation device also put the students' project on parwith other transport systems.
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