29. Which physical property for the diesel engine fuel is usually assessed as energy per unit
mass?
(A) Viscosity
(B) Diffusivity
(C) Heating value
(D) Thermal conductivity
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統計: A(201), B(98), C(451), D(128), E(0) #1359057
統計: A(201), B(98), C(451), D(128), E(0) #1359057