Impurities
Lube oil
Gasoline
Diesel fuel
第1题：
No discharge into the sea shall contain ______ in quantities or concentrations which are hazardous to the marine environment or chemicals or other substances introduced for the purpose of circumventing the conditions of discharge specified in MARPOL 73/78.
A.chemicals
B.chemicals or other substances
C.substances
D.other substances
第2题：
Centrifugal
Reciprocating
Gear
Rotary
第3题：
Which of the units listed is used to combust waste in the engine room?
A.Boiler
B.Incinerator
C.Generator
第4题：
Gasoline
Water
Lubricating oil
sulphur compounds
第5题：
Radiation
Conduction
Convection
Each of the above
第6题：
During the photoconductor preparation step， residual charge can be removed by which of the following？（）
第7题：
Steel brush
Fine emery cloth or steel wool
A section of the removed compression ring
A case hardened scraper
第8题：
A.If line 10 is removed, the compilation succeeds.
B.If line 11 is removed, the compilation succeeds.
C.If line 12 is removed, the compilation succeeds.
D.If line 13 is removed, the compilation succeeds.
E.More than one line must be removed for compilation to succeed.
第9题：
chemicals
chemicals or other substances
substances
other substances
第10题：
The viscosity off the fuel
The quantity of water to be removed from the fuel
The specific gravity of the fuel
The quantity of dirt to be removed from the fuel