当前学科:船舶动力装置
  • 题目: 单选
    On top of scavenging air box is mounted a strong cast iron frame for each cylinder known as()

      A . cooling jacket
      B . cylinder liner
      C . piston crown
      D . cylinder cover

    答案: <查看本题扣1积分>

    查看答案

    答案不对?请尝试站内搜索


推荐知识点: