【单选题】【消耗次数:1】
对于直接承受动力荷载的结构,计算正面直角焊缝时()。
与侧面角焊缝的计算式相同
要考虑焊缝刚度影响
要考虑正面角焊缝强度的提高
取f=1.22
参考答案:
复制
纠错
相关题目
【单选题】 侧面角焊缝的计算长度不宜大于()。
①  120fh
②  80fh
③  60fh
④  40fh
【单选题】 在承受动力荷载的结构中,垂直于受力方向的焊缝不宜采用()。
①  角焊缝
②  焊透的对接焊缝
③  不焊透的对接焊缝
④  斜对接焊缝
【单选题】 直角焊缝按照作用力和焊缝关系,不包括()。
①  平行焊缝
②  侧焊缝
③  端焊缝
④  斜焊缝
【多选题】 钢结构在焊缝连接方式中,按焊缝的形式可分为()。
①  平焊缝
②  角焊缝
③  对接焊缝
④  三角形焊缝
⑤  斜焊缝
【单选题】 下列不属于角焊缝按受力与焊缝方向分的为()。
①  直角焊缝
②  侧缝
③  端峰
④  斜缝
【单选题】 直角角焊缝的有效厚度ch()。
①  0.7fh
②  4mm
③  1.2fh
④  1.5fh
【单选题】 焊缝连接计算方法分为两类,它们是()。
①  手工焊缝和自动焊缝
②  仰焊缝和俯焊缝
③  对接焊缝和角焊缝
④  连接焊缝和断续焊缝
【多选题】 焊缝的接头有()
①  A对接
②  B搭接
③  C角接
④  Dt型接
【多选题】 为减少焊接结构的应力和变形,焊缝布置应:()
①  尽量对称
②  尽量减少焊缝长度和焊缝截面
③  避开应力较大部位
④  避开应力集中部位
【单选题】 角钢和钢板间用侧焊搭接连接,当角钢肢背与肢尖焊缝的焊脚尺寸和焊缝的长度都等同时,()。
①  角钢肢背的侧焊缝与角钢肢尖的侧焊缝受力相等
②  角钢肢尖侧焊缝受力大于角钢肢背的侧焊缝
③  角钢肢背的侧焊缝受力大于角钢肢尖的侧焊缝
④  由于角钢肢背和肢尖的侧焊缝受力不相等,因而连接受有弯矩的作用
随机题目
【单选题】 We once heard Bill Gates say in an interview that to become truly successful in business, one has to be prepared to ____ risks.
①  get
②  take
③  do
④  have
【单选题】 8. ____ I realized the consequences, I would never have contemplated getting involved..
①  Had
②  If
③  When
④  Unless
【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?