砖混结构荷载传递途径为()。
A.屋盖楼板→承重墙体→砖基础→地基
B.屋盖楼板→隔断墙→地基→基础
C.墙→楼板→基础→地基
D.楼盖板→承重墙→地基→基础
参考答案:A
Experts say ________ to sunlight for too much time will do harm to one’s skin.
A.exposed
B.having exposed
C.being exposed
D.exposing
航行急流航段的客船应安装()主机。