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【简答题】
n. 冒险;冒险活动;奇遇
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皮皮学刷刷变学霸
举一反三
【单选题】_____________(代替) a carburetor,most engines have electronic fuel injection.
A.
Instead of
B.
Instead
C.
Of
【单选题】The most rapid period of fuel combust in a diesel engine cylinder should begin just before the piston reaches top dead center and____.
A.
when fuel injection has been completed
B.
when fuel vaporization has been completed
C.
should efficiently continue through the after burning period in aft properly designed engines
D.
should be completed shortly after passing top dead center
【简答题】点击右键保存图片素材: 作业要求: 请同学们根据”任务3 HTML基础 任务实施“详细步骤,完成网页的制作。 教学视频请直接查看“模块一 任务3 HTML基础 任务实施”。 效果图如下所示:
【单选题】Most fuel injection nozzles are opened by _____.
A.
fuel oil pressure
B.
a cam operated follower
C.
a spring-loaded pressure plate
D.
timing gears keyed to the crankshaft
【单选题】_____________ (代替) a carburetor, most engines have electronic fuel injection.
A.
Instead of
B.
tread
C.
speed
【单选题】A change in the degree of fuel atomization in a diesel engine would most greatly affect （）.
A.
air turbulence
B.
fuel penetration
C.
fuel spray angle
D.
fuel injection rate
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【简答题】点击右键保存图片素材: 作业要求: 请同学们根据”任务3 HTML基础 任务实施“详细步骤,完成网页的制作。 教学视频请直接查看“模块一 任务3 HTML基础 任务实施”。 效果图如下所示: