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【单选题】
关于子宫内膜异位症与子宫腺肌病错误的是A.
子宫内膜异位症是子宫内膜生长在宫腔以外的部位而引起病变及症状
B.
子宫腺肌病是子宫内膜向肌层内良性侵入，伴子宫肌层弥漫性增生
C.
子宫内膜异位症的异位内膜受卵巢激素影响有相应变化
D.
子宫腺肌病侵入肌壁的子宫内膜不受孕激素影响
E.
子宫腺肌病也是一种子宫内膜异位症
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举一反三
【多选题】Which two statements are true about og to digital conversion of voice signals for use in digital telephony networks？ （）
A.
The three required steps in the og to digital conversion are sampling， encoding， and compression.
B.
The three required steps in the og to digital conversion are sampling， quantization， and compression.
C.
The three required steps in the og to digital conversion are sampling， quantization， and encoding.
D.
The output of the sampling process is a pulse code modulation （PCM） signal.
E.
The output of the sampling process is a pulse amplitude modulation （PAM） signal.
【单选题】________ or voice-input devices accept spoken words through a microphone and change the sounds into computer readable signals.
A.
Speech-recognition
B.
Sensor
C.
Sanner
D.
Printer
【单选题】— Why do you drink so much tea? — Well, _____ it doesn't keep me awake in the nights. [ ]
A.
although
B.
as soon as
C.
as long as
D.
while
【判断题】Sweating, twitches of muscles, and changes in voice tone are signals of anxiety.
A.
正确
B.
错误
【简答题】What is the emission designation for MF/HF voice signals?A. FIB. B. J3E. C. J2B. D. F3E.
【单选题】Distress signals may be（）.
A.
red flares
B.
smoke signals
C.
sound signals
D.
Any of the above
【单选题】Why do the middle-aged people prefer tea according to the author?
A.
They become practical and want to save money.
B.
They like the faint and lingering fragrance of the Chinese tea.
C.
Coffee is too bitter for them to drink.
D.
Hot tea is good for their health.
【单选题】The telephone contains a transmitter and receiver for converting back and forth og voice and og electrical signals.
A.
in
B.
between
C.
to
D.
into
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