【判断题】( ) 用百分表检测凸轮轴弯曲变形时,百分表的触头应抵在中间轴颈表面。
【单选题】测量曲轴的弯曲变形时,将曲轴的两端用V形架水平支承在检验平板上,用百分表触针抵在中间轴颈,将轴转动1转,表针摆差的最大值等于()
【判断题】如检测发电机转子轴是否发生弯曲变形,可用百分表检查。正常时,轴的径向跳动即摆差不大于0.10mm。.................................................................................( )
【判断题】.( ) 用百分表检测曲轴弯曲变形时,百分表的触头应抵在中间主轴颈表面。
【判断题】( )用百分表检测曲轴弯曲变形时,百分表的触头应抵在中间主轴颈表面。
【单选题】如检测发电机转子轴是否发生弯曲变形,可用百分表检查。正常时,轴的径向跳动即摆差不大于( )。
【单选题】Determine the independent clause in each sentence. 选出下列句子的独立从句(IC)。 [Example: Although too little sleep is an effect of stress, too little sleep can cause stress. a. Although too little sleep is an e...
A.
Although we know the benefits of exercise
B.
most of us don't know that a brisk after-dinner stroll can help with digestion.
【简答题】Once when I was six years old I saw an amazing picture in a book called True Stories from Nature about the primeval(原始的)forest. It was a picture of a boa constrictor(大蟒蛇) in the act of swallowing an a...