A.3-6 B.7-10 C.12-15 D.17-20
A.10-15 B.15-20 C.25-30 D.30-35
A.轉(zhuǎn)向橋在前,驅(qū)動橋在后 B.驅(qū)動橋在前,轉(zhuǎn)向橋在后 C.驅(qū)動輪在后,轉(zhuǎn)向輪在前 D.操縱機(jī)構(gòu)在前,工作裝置在后