当前学科:船舶动力装置
  • 题目: 单选
    The oil quantity for bearing lubrication should be applied in such an amount as to be sufficient to carry away the () caused by the friction at the bearings.

      A . acids
      B . additives
      C . heat
      D . gear

    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