( )是多跨桥梁中处于相邻桥跨之间并支承上部结构的构造物。
A.墩台基础
B.墩台
C.桥墩
D.桥台
参考答案:C
We have two foreign teachers here. One is from England, and _____ is from America. [ ]
A. another
B. the other
C. other
D. the others
站控层包括测控装置、继电保护装置等。()