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【单选题】
我国某主港潮汐THW 1038,H HW 489cm,其附港的潮差比为0.76,潮时差-0015,改正值-30,则该附港的T HW ,H HW 为 。
A.
1023295
B.
1053365
C.
1023342
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参考答案:
举一反三
【判断题】显示和隐藏参考线的快捷键是Ctrl+'
A.
正确
B.
错误
【单选题】In the author's opinion, even if the term 'high-speed idiot' was appropriate for the early computers, ______.
A.
they were worthy of our pride
B.
they were not able to think even like a human idiot
C.
they could never be compared to human brains
D.
they were still not capable of any human thought
【单选题】Even at an early stage the school felt that she ______ a good chance of passing her exams.
A.
stood
B.
gained
C.
possessed
D.
took
【简答题】等价代换求极限
【简答题】等价代换求极限
【简答题】在开关语句switch结构中,使用( ;)可以使程序跳出switch结构,继而执行switch以后的语句。
【单选题】有关突变的概念,下列哪一条叙述最正确
A.
起源于基因的可遗传的变异
B.
起源于染色体的可遗传的变异
C.
起源于基因及染色体的可遗传的变异
D.
起源于基因的不可遗传的变异
E.
起源于染色体的不可遗传的变异
【简答题】等价代换求极限
【判断题】过电流继电器的动作电流除以返回电流称为返回系数。P194
A.
正确
B.
错误
【单选题】显示和隐藏参考线的快捷键是( )
A.
CTRL+;
B.
CTRL+K
C.
CTRL+R
D.
CTRL+'
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