皮皮学,免费搜题
登录
搜题
【简答题】
任务4-2的照明回路WL4的接线盒的安装工程量是()个
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
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】墨卡托投影的等角航线(斜航线)表现为直线。这一特性对航海具有重要意义。
A.
正确
B.
错误
【判断题】墨卡托投影的等角航线(斜航线)表现为直线,这一特性对航海具有重要意义。
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】()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.
相关题目: