单选题The cooling water jacket is common to all the cylinders but there are often （） to ensure that each cylinder receives the right amount and flow of water.Adividing wallsBdivided wallsCdividing linersDdivided jackets
单选题
The cooling water jacket is common to all the cylinders but there are often （） to ensure that each cylinder receives the right amount and flow of water.
A
dividing walls
B
divided walls
C
dividing liners
D
divided jackets
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