【判断题】【消耗次数:1】
石膏浆体的水化、凝结和硬化实际上都是碳化作用。
正确
错误
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相关题目
【判断题】 石膏浆体的水化、凝结和硬化实际上是碳化作用。
①  正确
②  错误
【单选题】 浆体在凝结硬化过程中,其体积发生微小膨胀的是( )作用。
①  石灰  
②  石膏  
③  普通水泥  
④  黏土
【单选题】 浆体在凝结硬化过程中,其体积发生微小膨胀的是( )作用。
①  石灰  
②  石膏  
③  普通水泥  
④  黏土
【单选题】 建筑石膏凝结硬化速度( )。
① 
② 
【判断题】 MIRROR,OFFSET,ARRAY命令实际上都是广义的物体复制命令。
①  正确
②  错误
【单选题】 茯苓抗肝硬化作用的表现是( )
①  使肝内胶原含量增加
②  使尿羟脯氨酸排除量减少
③  抑制肝胶原蛋白降解
④  促进肝纤维组织重吸收
⑤  以上均非
【判断题】 AutoCAD中MIRROR,OFFSET,ARRAY命令实际上都是广义的物体复制命令。()
①  正确
②  错误
【判断题】 替代强化作为一种认知过程,实际上是观察学习的动机过程。
①  正确
②  错误
【单选题】 建筑石膏的主要成分是β型半水石膏,遇水易凝结,因此必须加入硼砂起缓凝作用。
①  正确
②  错误
【单选题】 市场上所谓的玫瑰花实际上都是现代月季花。
①  T
②  F
随机题目
【单选题】 In high school, I was very unpopular, and I did ( ) the discrimination from my classmates.
①  encountered
②  encounter
③  had encountered
④  will encounter
【单选题】 The pavilions of each country at the World Expo can reveal the ( ) cultures of the world.
①  diversity
②  diversify
③  divert
④  diverse
【单选题】 His ( ) as a social worker brings him much thinking of the meaning of life and charity.
①  job
②  profession
③  work
④  career
【单选题】 He denied that his country wants to () Europe.
①  dominate
②  control
③  document
④  domestic
【单选题】 It may also () morale and mutual trust.
①  undermine
②  unique
③  under
④  use
【单选题】 Everyone must() his share of the responsibility to protect the environment.
①  assumed
②  assume
③  assuming
④  assumptive
【单选题】 Much importance should be ( ) to physical and mental health of students, which, however, is often neglected.
①  attached
②  detached
③  stressed
④  thrown
【单选题】 Our master, who is an experienced teacher, is expert in ( ) students to seek knowledge themselves.
①  discouraging
②  criticizing
③  motivating
④  forcing
【单选题】 As pioneers, ( ) from around the globe are making deep-space journeys.
①  astronauts
②  astronomers
③  astrophysicist
④  astrologers
【单选题】 My daughter is really fond of the ( ) of the curtain in her bedroom which she chose herself.
①  drawing
②  pattern
③  style
④  design