timing disc

larry's blog--机械专用术语11 ... Timing chain 正时链条 Timing disc 正时圆盘 Timing gear cover 正时齿轮盖 ...

直角三角形_馆档网 ... "定时装置"," timing device" "定时圆盘"," timing disc" "定时齿轮"," timing gear" ...