【判断题】【消耗次数:1】
发动机起动时,EFI系统的基本燃油喷射量决定于冷却液温度。( )
正确
错误
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相关题目
【单选题】 发动机工作时,随冷却液温度提高,爆燃倾向( )
①  不变
②  增大
③  减小
④  与温度无关
【判断题】 当发动机的冷却液的温度高于80℃时,水温警告灯亮。()
①  正确
②  错误
【简答题】 [填空]温度表用来指示发动机冷却液的工作温度
【判断题】 当发动机的机油压力过低时,冷却液温度报警灯应闪亮
①  正确
②  错误
【单选题】 用汽缸压力表检测发动机汽缸压缩压力时,发动机运转至正常温度时,冷却液温度是()
①  50~60℃
②  60~70℃
③  70~90℃
④  90~100℃
【单选题】 发动机处于正常工作情况下,冷却液温度的指示值为
①  85~100C
②  65~80C
③  70~90C
【多选题】 汽油发动机燃油喷射系统可按( )等方式分类。
①  喷射时刻
②  喷射部位
③  喷射压力
④  进气量检测
⑤  操纵系统
【单选题】 发动机在暖机修正工况下工作时,若冷却液温度较低,点火提前角应适当( )。
①  增大;
②  减小;
③  不应改变
【单选题】 当冷却液温度传感器本身或线路出现故障时,发动机一般不会出现以下哪些故障现象
①  不易起动
②  怠还不稳
③  尾气排放超标
④  发动机不能起动
【判断题】 当冷却液温度过高或液面过低时,冷却液温度报警灯应闪亮
①  正确
②  错误
随机题目
【判断题】 判断线上的内容是否正确:The first glasses of Coca Cola were drunk in 1886. The drink was first __made___ by a US chemist called John Pemberton
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②  错误
【判断题】 判断线上的内容是否正确:Brierley’s book has the ___merit___ of being both informative and readable.
①  正确
②  错误
【单选题】 When she was criticized, she claimed that it was outside her _____of responsibility.
①  field
②  limit
③  extent
④  range
【单选题】 Mike is better than Peter ____ swimming.
①  at
②  for
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【单选题】 Your proposal () by the committee soon.
①  is discussed
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①  due to
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【单选题】 We all thought ______ pity that you were unable to attend our meeting.
①  that
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【单选题】 The shy girl felt ____ and uncomfortable when she could not answer her teacher’s questions.
①  amazed
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【单选题】 Free ______ of shampoo is distributed from door to door.
①  sample
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①  avoid
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