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【多选题】
下面关于Windows剪贴板的描述正确的是()。
A.
剪贴板可以在文件之间静态传递信息
B.
剪贴板是Windows在内存中开辟的一块临时存储区
C.
在剪贴板上的信息一直存在,直到将它们删除替换或者关机才消失
D.
按Alt+PrintScreen可将当前窗口或对话框复制到剪贴板中
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举一反三
【单选题】Some multimeters have a "transistor test" function which provides a known base current and measures the collector current so as to display the transistor's .
A.
AC voltage gain
B.
DC current gain
C.
AC current gain
D.
DC voltage gain
【简答题】display the voltage waveform
【判断题】二极管的质量抽检中,二极管1N4001为 整流 二极管,王小鸭测得此二极管两端正反向电压均为无穷大 ,说明二极管已经 损坏 。
A.
正确
B.
错误
【简答题】Each type of multimeter has its advantages. Used as a voltmeter, 1 multimeteris usually better because its resistance is much higher, 1 Mega-ohm or 10 Mega-ohm, compared to 200 kilo ohm for 2 multi-me...
【单选题】To write the topic sentence of an opinion paragraph, you should ________.
A.
take a stand on a given topic
B.
state a fact
C.
give the main reason for your opinion
【判断题】国务院学位办公室于1996年正式批准体育学设立武术学科专业方向硕士学位点。
A.
正确
B.
错误
【多选题】Each type of multimeter has its advantages. Used as a voltmeter, ( ) multimeter is usually better because its resistance is much higher, 1 Mega-ohm or 10 Mega-ohm,compared to 200 kilo-ohm for ( ) muli...
A.
an analog
B.
a digital
C.
voltage
D.
current
【多选题】How can we write a successful topic sentence?
A.
Balance the topic sentence.
B.
Introduce yourself.
C.
State your topic sentence clearly.
D.
Give a reasonable opinion.
【单选题】An oscilloscope to display a voltage–time(V/t)graph,a graph of voltage against time. Voltage on the vertical or Y-axis, and time on the horizontal or X-axis.
A.
曲线图
B.
电压-时间
C.
垂直或Y轴
D.
水平或X轴
【单选题】大西洋的洋脊跳跃类型为
A.
X型
B.
T型
C.
中型
D.
入型
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