单选题A hydraulic accumulator is designed to（）.Astore fluid under pressureBact as a fluid reservoirCprovide overpressure reliefDreplenish fluid to a system
单选题
A hydraulic accumulator is designed to（）.
A
store fluid under pressure
B
act as a fluid reservoir
C
provide overpressure relief
D
replenish fluid to a system
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