Using fiber optic cable optical communications have enabled telecommunication (93) to be
正确答案
已帮助 人
Using fiber optic cable, optical communications have enabled telecommunication (93) to be made over much greater distances and (94)much lower levels of(95)in the transmission medium and possibly most important of all, optical fiber communications have enabled much higher data rates to be accommodated
A. links B. lines C. circuits D. devices A. through B. from C. at D. with A. dispersion B. loss C. noise D. data rate
请帮忙给出正确答案和分析,谢谢!
更新中~