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【单选题】
下列哪条 SPI 接口指令 nRF24L01 会执行读 RX 有效数据的操作?( )A.
R_RX_PAYLOAD
B.
R_REGISTER
C.
FLUSH_TX
D.
NOP
拍照语音搜题，微信中搜索"皮皮学"使用
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【单选题】McClary's position, concerning the process by which music is gendered as masculine or feminine, is that socially-grounded codes are 'composed into' the music, that they are immanent to the text, there...
A.
external to the music, imposed in most cases by the interpretational criteria of critics and listeners
B.
interesting but unnecessary for the enjoyment of these pieces of music by most listeners
C.
evidence that socially-grounded codes are composed into music, and not simply the product of interpretation
D.
a means by which familiar and well-loved music can be invested with new and arguably more positive values
E.
evidence for a fundamental difference between the music of the avant-garde and more traditional varieties
【简答题】Internet提供的基本服务包括 、 、 、
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