A、not taper what so ever
B、the skirt being tapered and smaller than the crown
C、the skirt being tapered and larger than the crown
D、the crown being tapered and smaller than the skirt
更多“Cast iron pistons used in large propulsion diesel engines are constructed with （）”相关的问题
A、twice as large as with a cast iron piston B、the same size as with a cast iron piston C、half as large as with a cast iron piston D、the same size as the crown of an aluminum piston
A、A.east iron is a cheap material B、B.cast iron can pollute sea water C、C.cast iron has mere corrosive than bronzes to sea water D、D.cast iron is more corrosive to sea water when it meets with bronzes
A、cast iron has weakness B、cast iron can stand up shock loading C、cast iron fittings are only suitable in low pressure situation D、east iron fittings are not suitable in low pressure situation
A、A.greater high temperature strength B、B.better heat conductivity C、C.greater weight per cubic inch D、D.increased resistance to wear
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