The emergency bilge suction valve is typically used （）.
1、（）is not installed on the emergency sw
（）is not installed on the emergency switchboard.AAmmeterBVoltmeterCWattmeterDSynchroscope
2、All bilge suctions must be fitted with
All bilge suctions must be fitted with suitable （）, which in the machinery space would be mud boxes positioned at floor plate level for easy access.AstrangersBrelief valvesCemergency valvesDstrainer
3、In the suction stroke air is induced i
In the suction stroke air is induced into the cylinder （）In the compression stroke the air is compressed.Aby an fuel valveBthrough an inlet valveCwith an exhaust valveDfrom an outlet valve
4、The （）pump is usually used as the bilg
The （）pump is usually used as the bilge feed pump to an oily water separator.AturbineBscrewCvaneDejector
5、The emergency bilge suction or bilge （
The emergency bilge suction or bilge （） is used to prevent flooding of the ship.Ainjection valveBrelief valveCdischarge valveDinlet filter
6、The bilge main is arranged to drain an
The bilge main is arranged to drain any watertight compartment （） ballast, oil or water tanks and to discharge the contents overboard.Arather thanBother thanCin addition thatDexcept for