Which of the listed design features is found in an exhaust valve and NOT in an intake valve?（）<br>A:Hard alloy steel construction<br>B:Beveled edges on the valve head<br>C:Low alloy steel construction<br>D:Poppet type design

Which of the listed design features is found in an exhaust valve and NOT in an intake valve?（）
A:Hard alloy steel construction
B:Beveled edges on the valve head
C:Low alloy steel construction
D:Poppet type design

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