进气门开启的英文

• inlet opens
• io intake valve opens

• 进:    advance; move forward; move ...
• 气门:    air door; air valve of a tyr ...
• 开启:    open
• 进气门开开启:    io intake valve open
• 排气门开启:    eo exhauxt valve opens; evo exhaust valve opening; exo exhaust open

例句与用法

1. Io intake valve opens
   进气门开启
2. When the inlet valve opens , a pressure pulse is generated in the air inlet pipe , which is damped as the piston continues to move . when the inlet valve closes , another pressure pulse of certain duration is generated , thus giving rise to a periodic inlet noise
   当进气门开启时，在进气管中产生一个压力脉冲，而随着活塞的继续运动，它受到阻尼；当进气门关闭时，同样产生一个有一定持续时间的压力脉冲。