申論 5請將下列英文譯成中文：（20 分）Meanwhile, the treated water is discharged from the bottom of the separator,through the oil content monitor and then either overboard or to the clean bilgetank, depending on residual oil content. Effluent will only be dischargedoverboard when its oil content is less than 15 ppm. Eventually the oil layer atthe top of the separator increases sufficiently to trip a sensor which causes theseparator drain solenoid to open. The accumulated oil is forced out throughthe oil discharge valve to the sludge tank.