轮式、履带式货物应使用木地板平车装载,顺装时,相邻两辆间距不小于( ),横装时,相邻两辆应头尾颠倒,间距不小于( )。
A.100mm,50mm
B.60mm,100mm
C.150mm,100mm
D.350mm,50mm
正确答案是A