硬膜外麻醉术中,最严重的并发症为
A.呼吸抑制
B.血压下降
C.全脊髓麻醉
D.局麻药毒性反应
参考答案:C
--- Which of the following words has the same sound as the “ed” in the word “danced”?
--- Let me see. That’s .
A.passed
B.listened
C.chatted
D.needed
用机车运送大件设备时,司机操作必须()行驶。
A、快速
B、间断
C、低速