A.lubricating oil
B.lubricating oil systems
C.strainers
D.cartridges
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A.installations
B.basket strainers
C.a cylindrical container
D.a metal or wire basket
A.dampers
B.filters
C.stopper circuits
D.separators
A.check valve
B.non-return valve
C.steam trap
D.quick closing trap
A.stop valves
B.non-return valves
C.quick closing valves
D.relief valves
A.a pressure reducing valve
B.a pilot valve
C.an operating piston
D.downstream pressure
最新試題
Which of the following items don’t belong to dock repair works?（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
The treatment of the fuel oils involves storage, heating, filtering and（）
（） is not installed on the main switchboar.
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
Under MARPOL Code the ship to which it applies has to carry （）