单项选择题
A.around B.among C.in D.between
The cylinder head, cylinder liner and （） form the combu...
单项选择题The cylinder head, cylinder liner and （） form the combustion chamber.
A.frame B.piston C.crankcase D.explosion plate
The cylinder covers and the liners are bolted together ...
单项选择题The cylinder covers and the liners are bolted together by means of studs （） the cylinder frames.
A.screwing into B.being screw on C.to screw on D.screwed into
单项选择题The cylinder covers and the liners are bolted together by means of （）.
A.bolts welded into the cylinder head B.bolts welded into the cylinder frames C.studs screwed into the cylinder head D.studs screwed into the cylinder frames
