符合理想条件的吸入麻醉药是()
A.异氟烷
B.七氟烷
C.地氟烷
D.氧化亚氮
E.以上都不是
参考答案:E
The Korean singer PSY must have the _____of seeing his song Gangnam Style become popular all over the world
A.expression
B.attention
C.satisfaction
D.impression
( )优先级是在创建进程时确定的,确定之后在整个运行期间不再改变。
A.先来先服务
B.动态
C.短作业
D.静态