当前学科:船舶动力装置
  • 题目: 单选
    The fuel injector injects a fine spray of fuel into the hot air and combustion (), producing much high pressure in the gases.

      A . has begun
      B . takes place
      C . occurs
      D . happe

    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