【单选题】【消耗次数:1】
定子曲线是由四段圆弧和四段过度曲线组成的。该说法( )
正确
错误
参考答案:
复制
纠错
相关题目
【单选题】 唐代诗歌的发展,一般分为四段。①初唐;②中唐;③盛唐;④晚唐, 按顺序应该是________。
①  ①②③④
②  ①④②③
③  ①③②④
④  ④③②①
【单选题】 一闭合水准路线共测量了四段,各段的观测高差分别为:+4.721、-1.032、-3.753、+0.096。则高差闭合差为+0.032。
①  正确
②  错误
【判断题】 对于非直线、非圆弧组成的轨迹,可以用一小段直线或圆弧来拟合。该说法( )
①  正确
②  错误
【单选题】 团体发展的四阶段模型是由( )提出。
①  西伦与迪克曼
②  加兰
③  克洛德尼
④  特雷克
【单选题】 一个完整的零件加工程序由程序号和若干个程序段组成,每个程序段由若干个指令字组成,每个指令字又由字母、数字、符号组成。该说法( )
①  正确
②  错误
【单选题】 编辑多段线时,使用光滑曲线来近似选定的多段线,应该选用()
①  【拟合(F)】选项
②  【样条曲线(S)】选项
③  【非曲线化(D)】选项
④  【线型生成(L)】选项
【多选题】 ( )之间的关系通常用等响度曲线描述。
①  响度级
②  周期
③  声压级
④  频率
【单选题】 关于Spee曲线,正确的说法是()
①  为上颌的纵颌曲线
②  为下颌的纵颌曲线
③  为上颌的横颌曲线
④  为下颌的横颌曲线
⑤  以上都不对
【判断题】 数据采样插补是根据编程的进给速度将轮廓曲线按时间分割为采样周期的进给段,即进给步长。该说法( )
①  正确
②  错误
【判断题】 此《圆圈舞》A段“走”的韵律为连续的四分音符组成。
①  正确
②  错误
随机题目
【单选题】 2. Manytallbuildings have sprung_________inthis small city.
①  out
②  into
③  up
④  across
【单选题】 Mary’s score on the test is the highest in her class; she _____ have studied very hard.
①  may
②  should
③  must
④  ought to
【单选题】 2. The Olympic Committee has drawn up strict rules for the sportsmen.
①  go by
②  go on
③  go over
④  go after
【单选题】 3. He said he had ______ this subject for ten years.
①  taught
②  pursued
③  demanded
④  afforded
【单选题】 He _____ the old ladywith 10 pounds for bringing back the lost dog
①  rewarded
②  prized
③  gave
④  paid
【单选题】 9.We should really take some effective ______ to prevent such terrible things from happening again.
①  measures
②  steps
③  means
④  ways
【单选题】 11.Andrew was determined to ______ a computer career after graduation.
①  apply
②  shave
③  purse
④  select
【单选题】 At the bus stop _____ a soldier and two young people on their way to North Carolina.
①  were
②  was
③  is
④  waiting
【单选题】 12.Among these articles, which do you think are most ______ to interest our students?
①  competent
②  likely
③  awkward
④  unexpected
【单选题】 2.I couldn’t understand why he pretended ______ in the bookstore.
①  to see me not
②  not to see me
③  not see me
④  to see not me