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In a trunk type diesel engine piston,


In a trunk type diesel engine piston, the thickness of the head or crown is determined by the() Ⅰ.statically balanced Ⅱ.heat dissipation requirement

  • AⅠ only
  • BⅡ only
  • Cboth Ⅰ and Ⅱ
  • Dneither Ⅰ nor Ⅱ
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