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【单选题】
已知字符0-9的ASCII码是0x30-0x39,则int i = '0'; for (; iA.
0 1 2 3 4 5 6 7 8 9
B.
9
C.
39
D.
0 1 2 3 4 5 6 7 8
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皮皮学刷刷变学霸
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【简答题】0试比较溢流阀、减压阀、内腔外泄式顺序阀三者之间的异同。
【简答题】试比较溢流阀、减压阀和顺序阀的异同点。
【单选题】No damage of any kind ______ aids to navigation or navigation facilities．
A.
should be done to
B.
should not be done to
C.
must be done with
D.
must not be done with
【简答题】牵拉口角向后的肌为___。
【单选题】Navigation details including soundings, nature of the bottom, navigational marks etc. are shown in ____
A.
small-scale charts
B.
medium-scale charts
C.
large-scale charts
D.
natural scale charts
【单选题】The GPS navigation system is _____.
A.
a global navigation system
B.
a short-distance navigation system
C.
a middle-distance navigation system
D.
a long-distance navigation system
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