典型急性肺水肿X线征象
A.是肺纹理模糊
B. 出现间隔线
C.胸膜腔少量积液
D.肺门旁“蝶翼状”影
E.“含气支气管征”
参考答案:D
The boy slipped out of the room and headed for the swimming pool without his parents' _____.
A.command
B.conviction
C.consent
D.compromise
低温储存食品可起到杀灭微生物的作用。( )