光纤信道数据传输误码率应不大于（）。
A.10-3
B.10-5
C.10-6
D.10-9
参考答案：D
I have an _______ reading book. Are you _______ in it? [ ]
A. interesting; interesting
B. interesting; interested
C. interested; interesting
D. interested; interested
可行性研究着重对下列具体方案考虑：经济可行性、技术可行性和______。
