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【单选题】
本节课案例填充背景渐变时,用到以下哪个渐变类型
A.
径向渐变
B.
线性渐变
C.
角度渐变
D.
对称渐变
拍照语音搜题，微信中搜索"皮皮学"使用
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知识点：
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【单选题】下图为8位并联的共阳极七段数码管,如果段选线a~dp依次接P2.0~P2.7,请问当前P2口送出的字节为( )
A.
0x49
B.
0x92
C.
0x29
D.
0x94
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【判断题】庭审发问是法庭调查的主要环节之一,也是辩护律师展示自己水平的重要机会,不管被告人是否认罪,辩护人均不能回避发问。
A.
正确
B.
错误
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【单选题】一个标准直齿圆柱齿轮模数为3mm,齿数为32,它的分度圆直径等于:
A.
88mm
B.
90mm
C.
92mm
D.
96mm
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【简答题】标准直齿圆柱齿轮的模数是 3 ,齿数为 12 时,齿顶圆直径为( ) mm 。(填写阿拉伯数字)
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【单选题】标准直齿圆柱齿轮齿数为60,模数为3mm,则其齿顶圆直径为( )。
A.
174mm
B.
180mm
C.
186mm
D.
187.5mm
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【判断题】共阴极的七段数码管和共阳极的七段数码管的区别在于数码管中二极管的驱动方式正好相反,共阴极的七段数码管是输入为0亮,输入为1灭,而共阳极的七段数码管正好相反。
A.
正确
B.
错误
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【单选题】下图为8位并联的共阳极七段数码管,如果位选线1~8依次接P2.0~P2.7,请问当前P2口送出的位码为( )
A.
0x40
B.
0x04
C.
0x20
D.
0x02
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【单选题】Now decide which of the following statements best sums up the main idea. Put a tick by it.
A.
Some of his family members were pleased while others were not when the writer tried to please everybody in the family on New Year’s Day.
B.
The writer tried to be a better husband and a better father in the new year, and his family members appreciated this.
C.
The writer carried out his New Year’s resolutions faithfully to improve himself, but the results all went contrary to his expectations.
查看完整题目与答案
【单选题】Choose the second half of the sentence from the options below. Please put tick in the ...
A.
''dry-cleaning'' column
B.
laundry bag
C.
out the laundry list
D.
express laundry service
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【简答题】已知两外啮合标准直齿圆柱齿轮，模数为3，小齿轮齿数为20，大齿轮为30，则中心距为____mm。
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相关题目：
【单选题】下图为8位并联的共阳极七段数码管,如果段选线a~dp依次接P2.0~P2.7,请问当前P2口送出的字节为( )
A.
0x49
B.
0x92
C.
0x29
D.
0x94
查看完整题目与答案
【判断题】庭审发问是法庭调查的主要环节之一,也是辩护律师展示自己水平的重要机会,不管被告人是否认罪,辩护人均不能回避发问。
A.
正确
B.
错误
查看完整题目与答案
【单选题】一个标准直齿圆柱齿轮模数为3mm,齿数为32,它的分度圆直径等于:
A.
88mm
B.
90mm
C.
92mm
D.
96mm
查看完整题目与答案
【简答题】标准直齿圆柱齿轮的模数是 3 ,齿数为 12 时,齿顶圆直径为( ) mm 。(填写阿拉伯数字)
查看完整题目与答案
【单选题】标准直齿圆柱齿轮齿数为60,模数为3mm,则其齿顶圆直径为( )。
A.
174mm
B.
180mm
C.
186mm
D.
187.5mm
查看完整题目与答案
【判断题】共阴极的七段数码管和共阳极的七段数码管的区别在于数码管中二极管的驱动方式正好相反,共阴极的七段数码管是输入为0亮,输入为1灭,而共阳极的七段数码管正好相反。
A.
正确
B.
错误
查看完整题目与答案
【单选题】下图为8位并联的共阳极七段数码管,如果位选线1~8依次接P2.0~P2.7,请问当前P2口送出的位码为( )
A.
0x40
B.
0x04
C.
0x20
D.
0x02
查看完整题目与答案
【单选题】Now decide which of the following statements best sums up the main idea. Put a tick by it.
A.
Some of his family members were pleased while others were not when the writer tried to please everybody in the family on New Year’s Day.
B.
The writer tried to be a better husband and a better father in the new year, and his family members appreciated this.
C.
The writer carried out his New Year’s resolutions faithfully to improve himself, but the results all went contrary to his expectations.
查看完整题目与答案
【单选题】Choose the second half of the sentence from the options below. Please put tick in the ...
A.
''dry-cleaning'' column
B.
laundry bag
C.
out the laundry list
D.
express laundry service
查看完整题目与答案
【简答题】已知两外啮合标准直齿圆柱齿轮，模数为3，小齿轮齿数为20，大齿轮为30，则中心距为____mm。
查看完整题目与答案