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DB11/418《电梯日常维护保养规则》标准规定了记录应用钢笔或签字笔填写,不得使用铅笔或圆珠笔.()
A.
正确
B.
错误
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参考答案：
举一反三
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-crackin.
A.
forced
B.
reinforced
C.
steel
D.
reinforce
查看完整题目与答案
【单选题】沟通类型是由家庭治疗师 ( ) 提出的 ?
A.
弗洛伊德
B.
罗杰斯
C.
萨提亚
D.
马斯洛
查看完整题目与答案
【单选题】The result will be a ______ under repeated or fluctuating stresses (loads) having a maximum value less than the tensile strength of the material.
A.
fatigue fracture
B.
Static load failure
C.
deformation
D.
all of the above
查看完整题目与答案
【单选题】According to Von Mises theory, the elastic failure occurs ( )
A.
when the shear strain energy is least
B.
w hen shear strain equals 50% of the value of tensile strain at elastic limit in a tension test
C.
when the shear strain energy per unit volume in the stressed material equals shear strain energy per unit volume at the elastic limit in a tension test
D.
none of the above
查看完整题目与答案
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-cracking.
A.
forced
B.
reinforced
C.
steel
D.
reinforce
查看完整题目与答案
【简答题】从接受一个任务到获得最终结果,一般要经过几个步骤?
查看完整题目与答案
【判断题】从逻辑功能上讲,计算机硬件包括CPU、内存储器、外存储器、输人设备和输出设备等,它们通过总线互相连接。
A.
正确
B.
错误
查看完整题目与答案
【简答题】Jack is 15 years old. He wants to take his family — his parents and his sister Jessica out to lunch, so he wants to make money ( 挣钱 ) by helping his parents do some things. Jack gets up at 6:30, and t...
查看完整题目与答案
【简答题】朗读英文资料25页第一段 Combining the relatively brittle mineral with the flexible collagen results in a composite material that has a modulus of elasticity in the order of 17–20 GPa, a tensile strength of 120–1...
查看完整题目与答案
【单选题】2019年7月18日,针对英国仍试图以《中英联合声明》来主张英国在事务上所谓的“权利,我国外交部指出,回归后英国对没有任何权利,希望英方能醒一醒,英方应拿出实际行动来维护中英关系大局。下列对材料解读正确的是 1我国在国际事务中的代表性和话语权进一步增强 2在国际法上,主权国家的地位是由国家力量决定的 3英国的主张干涉了中国内政,没有履行主权国家义务 4中国的态度表明,我们坚决捍卫国家的...
A.
①②
B.
①③
C.
②④
D.
③④
查看完整题目与答案
相关题目：
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-crackin.
A.
forced
B.
reinforced
C.
steel
D.
reinforce
查看完整题目与答案
【单选题】沟通类型是由家庭治疗师 ( ) 提出的 ?
A.
弗洛伊德
B.
罗杰斯
C.
萨提亚
D.
马斯洛
查看完整题目与答案
【单选题】The result will be a ______ under repeated or fluctuating stresses (loads) having a maximum value less than the tensile strength of the material.
A.
fatigue fracture
B.
Static load failure
C.
deformation
D.
all of the above
查看完整题目与答案
【单选题】According to Von Mises theory, the elastic failure occurs ( )
A.
when the shear strain energy is least
B.
w hen shear strain equals 50% of the value of tensile strain at elastic limit in a tension test
C.
when the shear strain energy per unit volume in the stressed material equals shear strain energy per unit volume at the elastic limit in a tension test
D.
none of the above
查看完整题目与答案
【单选题】Tensile failure of ( ) concrete happens easily and involves progressive micro-cracking.
A.
forced
B.
reinforced
C.
steel
D.
reinforce
查看完整题目与答案
【简答题】从接受一个任务到获得最终结果,一般要经过几个步骤?
查看完整题目与答案
【判断题】从逻辑功能上讲,计算机硬件包括CPU、内存储器、外存储器、输人设备和输出设备等,它们通过总线互相连接。
A.
正确
B.
错误
查看完整题目与答案
【简答题】Jack is 15 years old. He wants to take his family — his parents and his sister Jessica out to lunch, so he wants to make money ( 挣钱 ) by helping his parents do some things. Jack gets up at 6:30, and t...
查看完整题目与答案
【简答题】朗读英文资料25页第一段 Combining the relatively brittle mineral with the flexible collagen results in a composite material that has a modulus of elasticity in the order of 17–20 GPa, a tensile strength of 120–1...
查看完整题目与答案
【单选题】2019年7月18日,针对英国仍试图以《中英联合声明》来主张英国在事务上所谓的“权利,我国外交部指出,回归后英国对没有任何权利,希望英方能醒一醒,英方应拿出实际行动来维护中英关系大局。下列对材料解读正确的是 1我国在国际事务中的代表性和话语权进一步增强 2在国际法上,主权国家的地位是由国家力量决定的 3英国的主张干涉了中国内政,没有履行主权国家义务 4中国的态度表明,我们坚决捍卫国家的...
A.
①②
B.
①③
C.
②④
D.
③④
查看完整题目与答案
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