When the direction handle of telegraph is
题型:单项选择题
问题:
When the direction handle of telegraph is moved, the relative position of camshaft and crankshaft will be()
A.changed accordingly
B.unchanged
C.positioned ahead
D.positioned astern
When the direction handle of telegraph is moved, the relative position of camshaft and crankshaft will be()
A.changed accordingly
B.unchanged
C.positioned ahead
D.positioned astern