A centrifuge will satisfactorily remove which of the following contaminants from fuel oil?()
A、Gasoline
B、Water
C、Lubricating oil
D、sulphur compounds
A、Gasoline
B、Water
C、Lubricating oil
D、sulphur compounds
A、Contamination of the lube oil by emulsification will result B、The lube oil will not be subjected to the proper centrifugal force C、The lube oil will overheat and flash D、Oil will discharge from the heavy phase discharge port and be wasted
A、A.motor overload will open B、B.relief valve will open C、C.pump will overheat D、D.motor will overheat
A、a check valve will close that prevents reverse circulation B、a centrifugal counterweight counteracts the force of gravity C、the electric pump motor will cut out D、the control lever will move to the stop position
A、A.a check valve will close that prevents reverse circulation B、B.a centrifugal counterweight counteracts the force of gravity C、C.the electric pump motor cut out D、D.the control lever will move to the stop position
A、They are self-priming B、Decreasing the speed of rotation will decrease the discharge pressure C、Opening the discharge valve wider will increase the discharge pressure D、All of the above
A、IPSec SA是双向的,IKE SA是单向的 B、IPSec SA是双向的,IKE SA是双向的 C、IPSec SA是单向的,IKE SA是单向的 D、IPSec SA是单向的,IKE SA是双向的