气门重叠角=()A、进气提前角+排气迟闭角+排气提前角B、排气提前角+进气迟闭角+进气提前角 C、进气提前角+进气迟闭角+排气迟闭角D、排气提前角+排气迟闭角+进气提前角+进气迟闭角

题目

气门重叠角=()

  • A、进气提前角+排气迟闭角+排气提前角
  • B、排气提前角+进气迟闭角+进气提前角 
  • C、进气提前角+进气迟闭角+排气迟闭角
  • D、排气提前角+排气迟闭角+进气提前角+进气迟闭角

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