桥式起重机的小车运行机构中，减速箱装在两主动轮中间，使安装与维修较方便。（）
A、正确
B、错误
参考答案：B
You can't see well through a telescope unless correctly to your sight. [ ]
A. accustomed
B. adjusted
C. admitted
D. adopted
（3+（ ））∶18=15∶27。
