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【简答题】
求解组合变形的基本方法是______。
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举一反三
【单选题】航海图一般采用(),这种投影具有等角航线为直线的特性,是海图制作所选择的主要投影。
A.
高斯投影
B.
墨卡托投影
C.
兰伯特投影
D.
等积投影
【多选题】通常在弱电场下,可以用下列哪些参数来描述电介质特性
A.
极化
B.
电导
C.
损耗
D.
闪络
E.
击穿
【单选题】— Do you know sound travels very fast? — Yes. But light travels sound.
A.
as fast as
B.
a little faster than
C.
much faster than
D.
slower than
【判断题】抗日战争期间,日本侵占南京30多万军民被屠杀,杀的天地为之改色,他们杀了我们还说我们是“东亚病夫”天理何在啊!真情哪有啊!不就是我们穷吗!我们弱吗!我们不团结吗!所以我们不能忘记:中国人这段痛苦的耻辱历史。()
A.
正确
B.
错误
【单选题】等角航线为直线的投影是
A.
高斯克吕格投影
B.
通用墨卡托投影
C.
墨卡托投影
D.
等角正轴切椭圆柱投影
【单选题】一台电脑由数以万计的人参与制,他们当中大多数不相识,让电脑得以形成的无数行为更没有任何人规定或指挥,从电脑的制造中可以看出( )。
A.
企业联合能提高资源利用效率
B.
社会分工促进了生产效率提高
C.
市场对资源配置起决定性作用
D.
社会道德在市场中起支配作用
【单选题】()具有等角航线表现为直线的特性,因此最适宜于编制各种航海图、航空图。
A.
等角圆柱投影(墨卡托)
B.
高斯投影
C.
等面积投影
D.
兰伯特投影
【单选题】How do we hear the amplified sound?( )
A.
Sound waves are picked up by a speaker and converted to a small analog voltage called the audio signal, then the voltage are sent to the microphone.
B.
Sound waves are picked up by a microphone and converted to a small analog voltage called the audio signal, then the voltage are sent to the speaker.
C.
Sound waves are picked up by a microphone and converted to a small digital voltage called the audio signal, then the digital voltage are sent to the speaker.
【单选题】病人,女,64岁。以广泛焦虑障碍入院,广泛焦虑的症状不包括
A.
坐卧不安
B.
出汗
C.
心跳加快
D.
尿频尿急
E.
濒死感
【单选题】How do we hear the amplified sound ?
A.
Sound waves are picked up by a speaker and converted to a small analog voltage called the audio signal, then the voltage are sent to the microphone.
B.
Sound waves are picked up by a microphone and converted to a small analog voltage called the audio signal, then the voltage are sent to the speaker .
C.
Sound waves are picked up by a microphone and converted to a small digital voltage called the audio signal, then the digital voltage are sent to the speaker
D.
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