【判断题】【消耗次数：1】
气门间隙是指气门与气门座之间的间隙
①
正确
②
错误
参考答案：
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相关题目
【单选题】
下列气门锥角正确的是
①
进气门： 15° 或 30° 、 排气门： 30°
②
进气门： 15° 或 30° 、 排气门： 45°
③
进气门： 30° 或 45° 、 排气门： 30°
④
进气门： 30° 或 45° 、 排气门： 45°
随机题目
【单选题】
He didnt seem to mind_____the music while he was studying.
①
them listening
②
them to listen to
③
when she returned
④
that did she return
【单选题】
_____all the representatives still not there,the meeting was postponed for several hours.
①
Because
②
With
③
By
④
Without
【单选题】
Ive been telling you_____not to do that,but you neve listened to me.Thats why you got into trouble.
①
at times
②
time before time
③
time and again
④
for the time being
【单选题】
It seems as if the sun_____round the earth since it rises in the east and sets in the west.
①
circles
②
is circling
③
has been circling
④
were circling
【单选题】
If he_____the storekeepers scissors,he would have forgotten to buy a pair.
①
would not see
②
had not seen
③
having not seen
④
has not seen
【单选题】
It was not until she had finished all her work_____.
①
did she return
②
that she returned
③
when she returned
④
that did she return
【单选题】
Being extremely_____to the cold,I do not like skating.
①
sensitive
②
senseless
③
insensitive
④
sensible