去极化型肌松药和非去极化型肌松药都具有的作用是( )
A.肌松前出现短时肌束颤动
B.促进组胺释放
C.大剂量应用并合用氨基糖苷类抗生素易致呼吸麻痹
D.阻断神经节
参考答案:C
After the meeting was over, the secretary _____ the new workers to the master’s office.
A.aimed
B.pointed
C.guided
D.imitated
影响排烟热损失的主要因素是排烟温度和排烟量。