( ),指年度国债发行额与当年财政支出的比率。
A.国债负担率
B.国债依存度
C.国债偿债率
D.国债借贷率
参考答案:B
China is playing an important role in the world. That’s Laura has come to study Chinese.
A.because
B.why
C.how
D.that
为防止钢索受震动而跳出破坏整条线路,所以在吊架上要有锁定装置。锁定装置既可打开放入钢索,又可闭合防止钢索跳出。( )