punctual timing

常见例句

双语例句

• Using hydraulic valve plunger interior unique structural design, but automatic control timing mechanism transmission gap, transmission lift of cam change, punctual make and break tire valve.
  利用液压挺杆内部独特的结构设计，可自动调节配气机构传动间隙、传递凸轮升程变化、准时开闭气门。
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