1.

When the engines are built to withstand the sane thermal and mechanical stresses

A. ƞDiesel > ƞDual > ƞOtto
B. ƞDual> ƞDiesel > ƞOtto
C. ƞOtto> ƞDual > ƞDiesel
D. ƞOtto> ƞDiesel > ƞDual
Answer» B. ƞDual> ƞDiesel > ƞOtto


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