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【判断题】
施工测量中，采用J1型仪器进行二、三、四等水平角方向观测法技术要求为：两次重合读数差：3″；半测回中2C较差：8″；一测回中2C较差：9″；同一方向值各测回较差：6″。A.
正确
B.
错误
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举一反三
【单选题】We looked forward to the day when the motorcar has been replaced by some less dangerous of transport. [ ]
A.
means
B.
methods
C.
manners
D.
ways
【单选题】6 The rate of transport of a substance into a cell is drastically reduced when the formation of ATP is blocked. The transport system must be a form of:
A.
active transport
B.
simple diffusion
C.
facilitated diffusion
D.
both active transport and simple diffusion
【单选题】We look forward to the day when the car will be replaced by some less dangerous_______ of transport.
A.
methods
B.
means
C.
manners
D.
ways
【单选题】We look forward to the day when motorcars will be replaced by some less dangerous ____ of transport.
A.
means
B.
methods
C.
manners
D.
ways
【单选题】When the system upon which a transport entity is running fails and subsequently restarts, the(66)information of all active connections is lost. The affected connections become half-open, as the side t...
A.
data
B.
state
C.
signal
D.
control
【单选题】Nowadays when tourists pay a visit to Xi’an, _______ for them to take public transport.
A.
there is very convenient
B.
it is very convenient
C.
there is very conveniently
D.
it is very conveniently
【单选题】When the system upon which a transport entity is running fails and subsequently restarts, the(136)information of all active connections is lost. The affected connections become half-open, as the side ...
A.
data
B.
state
C.
signal
D.
control
【简答题】城市轨道交通车辆尽管形式不同,但均由( ) ,(),(),(),(),(),(),(),(),(),(),(),()等组成。
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