正确答案: C
交点在δmax-φmax三角形内
题目:轴系同轴度误差应()。
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学习资料的答案和解析:
[单选题]在可靠性的定义中所叙述的“规定的时间”,理解错误的是()。
转数的累计
[单选题]防止拉缸的工艺措施主要是()。Ⅰ.保证活塞运动装置的安装精度;Ⅱ.保证活塞运动装置的对中性;Ⅲ.采用波纹加工;Ⅳ.采用精车加工;Ⅴ.采用研磨加工。
D.Ⅰ+Ⅱ+Ⅲ
[单选题]增压器自带油泵工作的可靠性与其安装质量有关,安装时应保证()。
D.油泵轴线与转子轴线同轴
[单选题]() provide the water to the pistons.
Telescopic pipes
[单选题]At the top of the A-frames there is a strong cast iron frame called ().
the scavenging box
[单选题]Charging-air pressure increases if there is incorrect combustion and drop in the () of the diesel engine.
mechanical efficiency
[单选题]The piston moving up and down keeps the crankshaft ().
revolving
[单选题]A naturally aspirated diesel engine at full throttle will have an intake manifold pressure ()
slightly less than atmospheric pressure