The terminal indicates to you that they are going to use a booster pump to assist the discharging operation. You start the discharge,and in a few minutes the pressure drops sharply. This could be a result of the().
A:booster pump coming on the line and discharging properly
B:booster pump failing to start
C:booster pump being lined up in the wrong direction
D:ship's pump speeding up
出自:海船船员证