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【单选题】
工程上认为R=25欧,L=50mH的串联电路中发生暂态过程持续( )。A.
30~50ms
B.
37.5~62.5ms
C.
6~10ms
D.
3~5ms
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举一反三
【单选题】数据误差的类别可以是随机的，也可以是系统的。归纳起来，数据的误差主要有四大类，即（）。
A.
几何误差、属性误差、空间误差和计算误差
B.
计算误差、属性误差、空间误差和逻辑误差
C.
几何误差、属性误差、时间误差和逻辑误差
D.
几何误差、属性误差、时间误差和计算误差
【简答题】阅读理解。 You never see him, but they're with you every time you fly. They record where you are going, how fast you're traveling and whether everything on your airplane is functioning normally. Their abil...
【多选题】GIS 中的误差是指 GIS 中数据表示与其现实世界本身的差别。数据误差的类型可以是随机的,也可以是系统的。归纳起来,数据的误差主要有四大类,即()。
A.
几何误差
B.
属性误差
C.
时间误差
D.
逻辑误差
【简答题】树形分裂算法的发送顺序对应一个数据压入()的顺序。
【单选题】归纳起来,空间数据的误差主要有四大类,即几何误差、属性误差、时间误差和逻辑误差,其中那一种是LIS所特有的误差( )
A.
几何误差
B.
属性误差
C.
时间误差
D.
逻辑误差
【简答题】Black Box You never see them, but they're with you every time you fly. They record where you're going,how fast you're traveling and whether everything on your airplane is functioning normally. Their a...
【判断题】归纳起来,数据的误差主要有四大类,即几何误差、属性误差、时间误差和逻辑误差。几何误差是地理信息系统所特有的,而几何误差、属性误差和时间误差都会造成逻辑误差。
A.
正确
B.
错误
【单选题】--- I’m sorry I won’t be able to go with you. --- But you _______ me you _________.
A.
told; were going to
B.
have told; were going to
C.
have told; would go to
D.
Had told; were going to
【单选题】— Do you ask why I am learning English? — Yes, I mean, what are you going to do with it? Are you going to be a teacher of English or something like ? [ ]
A.
it
B.
him
C.
that
D.
such
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