正确答案: A
δ=0.05~0.10mm/m,φ=0.10~0.15mm/m
题目:按直线校中原理校中轴系时,下述正确的是()。
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学习资料的答案和解析:
[单选题]船上在吊缸检修时,应进行()。
填料函检修
[单选题]吊缸安装活塞运动部件时,不正确的是()。
用手或用螺丝刀将环压入缸内
[单选题]大型海船艉轴工作轴颈较长,所包覆的铜套过长,加工和安装均不便,故将铜套分段加工、套合,但必须保证()的水密性。
接缝处
[单选题]桨叶经焊补修理后,为保证焊补质量应进行()等处理。Ⅰ.磨光;Ⅱ.着色探伤;Ⅲ.测螺距;Ⅳ.静平衡试验;Ⅴ.退火。
Ⅰ+Ⅱ+Ⅴ
[单选题]The needle valve in a fuel valve will () when the fuel pressure action on the needle valve tapered face exerts a force lower than that of the spring compression.
be seated
[单选题]My ship’s engine responds well to telegraph orders and takes about 80 seconds to reverse from full speed ahead to full speed astern.This sentence().
indicates the engine's particulars