正确答案: B

随遇平衡

题目:螺旋桨静平衡试验后各桨叶应能达到()。

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学习资料的答案和解析:

  • [单选题]可靠性定义中所述及的“规定的条件”,包括()。Ⅰ.环境温度、压力、湿度;Ⅱ.振动;Ⅲ.承受的负荷
  • Ⅰ+Ⅱ+Ⅲ


  • [单选题]单轴系大多用于()。Ⅰ.客船;Ⅱ.油船;Ⅲ.集装箱船;Ⅳ.军舰;Ⅴ.散货船。
  • Ⅱ+Ⅲ+Ⅴ


  • [单选题]赛龙艉轴承材料的性能优于()和()。
  • 铁梨木/尼龙


  • [单选题]螺旋桨桨叶表面的缺陷主要有()。Ⅰ.穴蚀和腐蚀;Ⅱ.裂纹;Ⅲ.断裂;Ⅳ.污损;Ⅴ.碰撞。
  • Ⅰ+Ⅱ+Ⅲ+Ⅳ


  • [单选题]To avoid scavenge fires occurring the engine timing and equipment maintenance ().
  • should be correctly carried out


  • [单选题](), so they are widely used on board ship nowadays.
  • Diesel engines have more advantages in comparison with gasoline engines


  • [单选题]If over a period of weeks the air-box pressure of a turbo-charged, diesel engine, operating at full load, appears to be dropping off, the cause can be ().
  • gradual fouling of the air filters


  • [单选题]Load control on a diesel engine is accomplished by ().
  • rotating the fuel injector pump plunger


  • [单选题]Poor combustion in a diesel engine can be caused by ().
  • low intake air temperature


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