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【简答题】
指出下列情况哪些属于粗大误差?哪些属于系统误差?哪些属于随机误差? 1 )看错电压表的量程倍数 2 )打雷时出现的输出电压跳变。 3 )天平未调水平; 4 )游标卡尺零点不准。 5 )电子秤内部温度逐渐增大产生的输出温漂。 6 )弹簧秤的弹簧逐渐失去弹性。 7 )电桥检流计的零点漂移。 8 )欧姆表表棒的接触电阻。 9 )电网电压的微小跳变给测温仪表带来的误差。
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参考答案：
举一反三
【单选题】_______ is a macroscopic science that studies the interrelationship between the various equilibrium properties of a system.
A.
Kinetics
B.
Thermodynamics
C.
Statistical mechanics
D.
Quantum chemistry
查看完整题目与答案
【单选题】Which of the following is the finding about Chinese mothers in various studies?
A.
Underlining academic success is good for children and parents should foster the idea that learning is fun.
B.
Academic achievement reflects successful parenting and if child ren don’t do well at school, then parents are to blame for it.
C.
Parents spend more time every day in staying with their children.
D.
Parents encourage their children to participate in sports teams.
查看完整题目与答案
【判断题】京杭大运河是我国仅次于长江的“黄金水道”。 （ ） A．正确 B．错误
A.
正确
B.
错误
查看完整题目与答案
【单选题】下列选项中不属于软碰撞检查的是( )。
A.
实体冲突检测
B.
缺陷检测
C.
建筑与结构的一致性检测
D.
建筑规范检测
查看完整题目与答案
【单选题】利用各种方向阀来控制液流的通断和变向,从而使执行元件启动、停止(包括锁紧)或换向的回路是
A.
方向控制回路
B.
压力控制回路
C.
时间控制回路
D.
速度控制回路
查看完整题目与答案
【单选题】下列选项中,不属于碰撞检查软件 Navisworks 支持的软件的是
A.
Solibri
B.
Revit
C.
Bentley
D.
Tekla
查看完整题目与答案
【单选题】顺序阀是依靠气路中压力的作用来控制执行元件按顺序动作的一种压力控制阀,一般与 阀并联使用。
A.
换向
B.
节流
C.
单向
查看完整题目与答案
【简答题】Various studies have shown that the mountain village has a very ______________ population.
查看完整题目与答案
【单选题】Various studies have shown that the mountain village has a very _____________population.
A.
lipstick
B.
gorgeous
C.
conformity
D.
homogeneous
查看完整题目与答案
【单选题】Based on recent studies made by various scholars， which of the following factors plays a fundamental role in man‘s longevity? 查看材料
A.
Genes.
B.
Eating habits.
C.
Environment.
D.
Medical condition.
查看完整题目与答案
相关题目：
【单选题】_______ is a macroscopic science that studies the interrelationship between the various equilibrium properties of a system.
A.
Kinetics
B.
Thermodynamics
C.
Statistical mechanics
D.
Quantum chemistry
查看完整题目与答案
【单选题】Which of the following is the finding about Chinese mothers in various studies?
A.
Underlining academic success is good for children and parents should foster the idea that learning is fun.
B.
Academic achievement reflects successful parenting and if child ren don’t do well at school, then parents are to blame for it.
C.
Parents spend more time every day in staying with their children.
D.
Parents encourage their children to participate in sports teams.
查看完整题目与答案
【判断题】京杭大运河是我国仅次于长江的“黄金水道”。 （ ） A．正确 B．错误
A.
正确
B.
错误
查看完整题目与答案
【单选题】下列选项中不属于软碰撞检查的是( )。
A.
实体冲突检测
B.
缺陷检测
C.
建筑与结构的一致性检测
D.
建筑规范检测
查看完整题目与答案
【单选题】利用各种方向阀来控制液流的通断和变向,从而使执行元件启动、停止(包括锁紧)或换向的回路是
A.
方向控制回路
B.
压力控制回路
C.
时间控制回路
D.
速度控制回路
查看完整题目与答案
【单选题】下列选项中,不属于碰撞检查软件 Navisworks 支持的软件的是
A.
Solibri
B.
Revit
C.
Bentley
D.
Tekla
查看完整题目与答案
【单选题】顺序阀是依靠气路中压力的作用来控制执行元件按顺序动作的一种压力控制阀,一般与 阀并联使用。
A.
换向
B.
节流
C.
单向
查看完整题目与答案
【简答题】Various studies have shown that the mountain village has a very ______________ population.
查看完整题目与答案
【单选题】Various studies have shown that the mountain village has a very _____________population.
A.
lipstick
B.
gorgeous
C.
conformity
D.
homogeneous
查看完整题目与答案
【单选题】Based on recent studies made by various scholars， which of the following factors plays a fundamental role in man‘s longevity? 查看材料
A.
Genes.
B.
Eating habits.
C.
Environment.
D.
Medical condition.
查看完整题目与答案
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