A.10in B.20in C.10mm D.20mm
A.電樞線圈損壞 B.驅(qū)動齒輪不能與啟動齒圈嚙合 C.驅(qū)動齒輪嚙合后起動機(jī)空轉(zhuǎn) D.起動機(jī)磁場繞組損壞
A.1.0 B.1.2 C.1.5 D.1.8