A.敵對(duì)進(jìn)路 B.非敵對(duì)進(jìn)路 C.抵觸進(jìn)路 D.平行進(jìn)路
A.另一咽喉B.本咽喉C.接車口D.發(fā)車口
A.DXF B.DX C.1LXF D.2LXF