A、A.increase in resistance with increased temperature
B、B.increase in resistance with decreased temperature
C、C.decrease in resistance with increased temperature
D、D.increase in conductance with increased temperature
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A、conducted through the engine block B、conducted to water cooled cylinder walls C、conducted through the piston crown D、loss to escaping exhaust gases
A、Foam conducts electricity B、To be most effective，foam should be directed at the base of the fire C、Foam is most effective on burning liquids which are flowing D、Foam can ONLY be used to extinguish class A fires
A、A.conductivity higher than a normal conductor B、B.conductivity higher than a normal insulator C、C.high conductivity at low temperatures D、D.low conductivity at high temperatures
A、Mate on watch B、Master and Chief Mate or other member of the crew C、Master only D、Purser，one of the Mates，and some other member of the crew
A、verify configuration B、conduct pre-install TDA C、complete physical planning D、verify the solution meets requirements
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