中兴DWDM产品通过B1、J0字节的检测,可以准确定位故障发生位置,区分SDH段和DWDM段的故障。
参考答案:对
—Which of these two English books will you borrow?
—I’ll borrow ____________ of them because they are very interesting.
A.either
B.all
C.neither
D.both.
巴金的小说《家》在1942年被()进行再创造,改编为同名话剧。