电力电缆不应和输送甲、乙、丙类液体管道、可燃气体管道、热力管道敷设在同一管沟内。()
参考答案:对
12. Although he was not _____ tired, he didn’t care _____.
A.a little; a little
B.a bit; a bit
C.a little; a bit
D.a bit; a little
对支气管扩张最有诊断价值的检查是
A.胸正侧位片
B.胸透
C.肺动脉造影术
D.支气管造影术