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【简答题】
证券投资分析的信息来源包括?
手机使用
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复制链接
新浪微博
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反馈参考答案：
举一反三
【多选题】砌体结构工程检验批的划分应符合()规定。
A.
所有材料类型及同类型材料的强度等级相同
B.
不超过250立方米砌体
C.
主体结构砌体一个楼层(基础砌体可按一个楼层计)
D.
填充墙砌体量少时可多个楼层合并
【简答题】A(n) ____________________ converts digital text into audio output.
【多选题】Which two statements are true about the digital audio in a VoIP network？（）
A.
Standard encoding techniques create an uncompressed digital data rate of 4000 bps.
B.
Standard encoding techniques create an uncompressed digital data rate of 8000 bps.
C.
Standard encoding techniques create an uncompressed digital data rate of 64，000 bps.
D.
Voice quality is not a concern if compression is not used.
E.
Two methods of quantization are linear and logarithmic.
F.
Two methods of compression are u-law and a-law.
【单选题】A voice ____ converts digital text into audio output.
A.
signal
B.
synthesizer
C.
emulator
D.
creator
【单选题】Digital audio is music, speech, and other sounds represented in ____ format for use in digital devices.
A.
analog
B.
binary
C.
both a. and b.
D.
neither a. nor b.
【单选题】Choose the phrase that is closest in meaning to the underlined part. In the case of digital audio signals, the amount of digital information needed to accurately reproduce the original PCM samples may...
A.
the quantity of digitized data necessary for faithfully reconstructing the PCM signal
B.
the amount of precisely resulted PCM samples in the form of digital information
C.
the original PCM samples that is accurately obtained from the required digital information
D.
the faithful PCM originals reproduced from the large amount of digital information
【单选题】The meaning of digital audio workstation is _____
A.
数字音频工作站
B.
数字视频工作站
C.
数字调色工作站
D.
数字特效工作站
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