A. In our paper,we proposed a new method(novel structure)… B. This paper comments briefly on… C. In closing I want tomention very briefly… D. The last part of my report will be devoted to&helli
A. 高通量 B. 成本低 C. 耗时短 D. 易操作
A. 2 B. 3 C. 4 D. 6
A. 便于观察灌注情况 B. 利于病人呼吸 C. 避免误吸 D. 利于操作 E. 减轻腹部张力
A. 单推单溜 B. 双推单溜 C. 单推双溜 D. 双推双溜