正确答案: B
B.质量较大的桨叶
题目:螺旋桨静平衡试验后,桨叶上不平衡质量超过允许值时,通常应对()进行修整。
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学习资料的答案和解析:
[单选题]大型低速柴油机铸铁气缸套的正常磨损率应()mm/kh。
<0.1
[单选题]发电柴油机吊缸检修时,如发现缸头上气阀弹簧附近有成堆的黑色油泥,则可断定是()所致。
进、排气阀阀杆与导套过度磨损,密封不良漏气
[单选题]() is sometimes used for piston cooling since leaks into the crankcase would not cause problems.
Lube oil
[单选题]The pressurized air is usually cooled to increase the charge air ().
density