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【单选题】
Why hadn' t the man got the tickets?A.
He got up too late.
B.
He didn' t go to buy the tickets.
C.
The tickets were sold out.
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【单选题】The corrections are then communicated ________ to the navigators, where they are combined with the satellite signals received by the navigators, thereby improving their navigation or positioning.
A.
later
B.
two minutes earlier
C.
24 hours later
D.
in real-time
【判断题】When errors in the account book occur because of wrong titles recorded in the vouchers, orbecause of wrong figures more than their entries in the vouchers, corrections are made by an extra record.
A.
正确
B.
错误
【简答题】试述铁路零担运输的优缺点
【单选题】The corrections are then communicated _______ to the navigators, where they are combined with the satelliate signals received by the navigators, thereby improving their navigation or positioning.
A.
later
B.
two minutes earlier
C.
24 hours later
D.
in real-time
【单选题】主存、外存通常由以下哪种类型存储器实现( )。
A.
DRAM 、磁介质存储器
B.
FLASH 、磁介质存储器
C.
DRAM 、 SRAM
D.
SRAM 、 DRAM
【简答题】Corrections to Sailing Directions are given in Section IV. Those in force at the end of the year are reprinted in the Annual Summary of Notices to Mariners. A list of corrections in force is published...
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