A.viscosity
B.flash point
C.acid value
D.temperature
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A.lubricant
B.coolant
C.combustion product
D.second refrigerant
A.differential of crank-webs
B.indicator diagrams
C.lube oil reading out
D.misalignment of crank-throws
A.many thousand times
B.between times
C.one time
D.at times
A.temperature
B.viscosity
C.density
D.velocity
A.excessive heat
B.insufficient heat
C.effective cooling
D.high output
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