当前学科:船舶动力装置
  • 题目: 单选
    The crankshaft of diesel engine is supported by ().

      A . tension stretch
      B . tie rods
      C . through bolts
      D . main bearing

    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