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【单选题】
航行试验时,主机正车100%额定转速一般应连续运转( )题型:单选题。
A.
4
B.
3
C.
2
D.
1
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参考答案:
举一反三
【简答题】编写一个 JFrame 窗口,要求如下: 1 )在窗口的最上方放置一个 JLabel 标签,标签中默认的文本是“此处显示鼠标右键点击的坐标” 2 )为 JFrame 窗口添加一个鼠标事件,当鼠标右键点击窗口时,鼠标的坐标在 JLabel 标签中显示
【单选题】某挖土工程,工程量计算为 326m 3 ,每天有 11 名工人负责施工,时间定额为 0.205 工日 /m 3 ,该分项工程施工进度应编制( )天。
A.
66
B.
67
C.
7
D.
8
【简答题】The shouting in the classroom suddenly stopped with the ____ of Mr. Black, who preferred silence all the time. A.appearance B.movement C.advance D.departure
【单选题】红外辐射的物理本质是
A.
核辐射
B.
微波辐射
C.
热辐射
D.
无线电波
【简答题】编写一个 JFrame 窗口,要求如下: ( 1 )在窗口的最上方放置一个 JLabel 标签,标签中默认的文本是“此处显示鼠标右键单击的坐标”。 ( 2 )为 JFrame 窗口添加一个鼠标事件,当鼠标右键单击窗口时,鼠标的坐标在 JLabel 标签中显示。
【单选题】It suddenly occurred to her that money couldn't ______ all that Bob had suffered in the past live years.
A.
live up to
B.
make out
C.
make up for
D.
live through
【简答题】If the earth suddenly ________ spinning, we would all fly off it. A) had stopped B) stopped C) has stopped D) would stop
【单选题】睡莲种子一般采用的保存方法是()
A.
浸在水中
B.
浸在甲醛中
C.
埋在湿沙中
D.
埋在干土中
【单选题】Suddenly, all the lights in her house went _____. [     ]
A.
of
B.
off
C.
up
D.
down
【简答题】It suddenly occurred to Anne that money couldn’t ________ all that Bob had suffered in the past five years. A) make up for B) make out C) live up to D) live through
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