Hydraulic pumps most commonly used in steering systems are of the ______.
A.lobe type
B.screw type
C.axial piston type
D.volute type
第1题
A.pump suctions
B.pump discharge
C.fire hydrants
D.hose nozzle
第2题
A.diameter of the discharge piping, with all other factors remaining the same
B.diameter of the suction piping, with all other factors remaining the same
C.width of the impeller only
D.diameter of the impeller
第3题
A.to reduce
B.to increase
C.and reduce
D.and increase
第4题
A.draft of the vessel
B.rate of delivery
C.communication with terminal personnel
D.observation of manifold valves
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!