【多选题】【消耗次数:1】
滚动轴承是()。
常用件
通用件
专用件
标准件
螺纹紧固件
参考答案:
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相关题目
【判断题】 由于滚动轴承是标准件,所以其与轴颈配合时采用基轴制,其内径公差带在0线上方。
①  正确
②  错误
【多选题】 以下属于螺纹紧固件的有:()
①  螺栓
②  弹簧
③  垫圈
④  螺母
⑤  螺钉
【多选题】 以下属于螺纹紧固件的有()
①  螺栓
②  弹簧
③  垫圈
④  螺母
⑤  螺钉
【单选题】 ( )由标准的毛坯件、零件及个别非标准件通过螺钉、销钉连接组装而成。
①  装配夹具体
②  型材夹具体
③  锻造夹具体
【多选题】 螺栓、螺母、垫圈为标准件、制造型式有
①  非标准型式
②  标准型式
③  允许制造型式
④  特殊型式
【判断题】 螺纹连接件装配时的基本要求是“正确紧固,可靠锁紧”
①  正确
②  错误
【单选题】 下列零件中,()属于专用零件。
①  螺钉
②  螺母
③  起重吊钩
④  平键
【单选题】 在填写明细栏时,标准件的国标代号要填写在( )列
①  代号
②  备注
③  名称
④  以上三个答案都对
【单选题】 常用管件不包括( )。
①  法兰与盲板
②  弯头
③  阀门
④  三通
【单选题】 常用管件不包括( )。
①  法兰与盲板
②  三通
③  弯头
④  阀门
随机题目
【单选题】 15. If you want to change for a blue shirt, youll have to pay ____ $ 10.
①  another
②  other
③  more
④  each
【单选题】 “If she could sew, she____ herself a shirt.”
①  would have made
②  will make
③  had made
④  made
【单选题】 30. -May I borrow these three magazines? -____. You may keep them for two weeks.
①  Of course not
②  By all means
③  I’m afraid not
④  It’s up to you
【单选题】 —I made the cake by____ . Help yourself, Tom.—Thanks, Jane.
①  ourselves
②  himself
③  myself
④  herself
【单选题】 27. If it ____ tomorrow, we will not go out.
①  rains
②  will rain
③  is going to rain
④  is to rain
【单选题】 I dont know the park, but its____ to be quite beautiful.
①  said
②  told
③  spoken
④  talked
【单选题】 He called the police for help, ____ that the problem was more than he could deal with.
①  to realize
②  having been realized
③  realizing
④  realized
【单选题】 By nine o’clock I ____ that my guests were not coming.?
①  recognized ?
②  realized ?
③  understood ?
④  noticed?
【单选题】 The flower is dead. I ____ it more water. ?
①  must give ?
②  should have given ?
③  ?would have given ?
④  will give ?
【单选题】 ____ what the situation would be like, they decided to keep silent.
①  Knowing not
②  Not know
③  Not knowing
④  Having not known