下列频段中,能传递频道容量最大的是[ ]
A.长波
B.中波
C.短波
D.微波
答案:D
题目分析:
对于急性化脓性骨髓炎早期诊断最具价值的检查是()
A.B超
B.白细胞计数
C.CT
D.X线
E.局部分层穿刺涂片与培养
The worker witnessed ________ seen the accused near the scene of the crime.[ ]
A. to have
B. to having
C. for having
D. having