正确答案: C
4
题目:铁梨木艉轴承和层压胶木艉轴承的极限间隙可近似等于()倍的安装间隙。
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学习资料的答案和解析:
[单选题]()是与产品的可靠性和维修性有关的综合性指标。
有效性
[单选题]测量曲轴臂距差时,曲轴旋转一周,可依次测得臂距值为()。
L上、L右、L下、L左
[单选题]保证增压器转子受热膨胀不会产生压气机叶轮与气封板碰撞的间隙是()值。
M
[单选题]舵系固定件的中心线与船舶基线垂直,垂直度偏差不大于()。
1.0mm/m
[单选题]It is necessary to remove () from the cooling spaces.
scale
[单选题]The primary duty of lube oil is to reduce () between the working parts of an engine.
friction and wear
[单选题]Which of the following is a factor of fuel oil almost having nothing to do with the formation of combustion products?()
setting point