【单选题】【消耗次数：1】
以下属于音频信号的无损压缩编码方法的是_______。
①
波形编码
②
行程编码
③
参数编码
④
混合编码
参考答案：
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相关题目
【单选题】
下列哪些压缩方法是冗余压缩法？（）（1）Huffman编码（2）PCM（3）行程编码（4）Lempel-Zev编码
①
（1）（3）
②
（1）（2）（3）
③
（1）（2）（4）
④
（1）（3）（4）
【多选题】
工作编码的编码规则主要包括（ ）。
①
编码要便于计算机处理
②
编码是一组有序化的字符排列
③
编码长度不宜过长
④
编码不应该出现断码
⑤
编码可按部门、岗位评价等结果进行编码.
随机题目
【单选题】
Tom, what did you do with my documents? I have never seen such a _______ and disorder!
①
mess
②
mass
③
guess
④
bus
【单选题】
Unbelievable! I have failed my final exam for mathematics!____________
①
Good luck.
②
Cheer up.
③
Go ahead.
④
No problem.
【单选题】
Niagara Falls is a great tourist _____, drawing millions of visitors every year.
①
attention
②
attraction
③
appointment
④
arrangement
【单选题】
How was your trip to Paris, Mary? ____________
①
Oh, wonderful indeed.
②
I went there alone.
③
The guide showed me the way.
④
By plane and by bus.
【单选题】
That does not do much to _______ the prospects(前途) of kids in the city.
①
brighten
②
soften
③
quicken
④
sharpen
【单选题】
Generally, you should avoid（）business over a meal until your host gives a signal.
①
talk about
②
talking about
③
to talk about
④
talked about
【单选题】
Williams proposal,（）at a board meeting last week, was to set up a committee to review the marketing plan.
①
discuss
②
discussing
③
discussed
④
to be discussed
【判断题】
判断线上的内容是否正确：In some countries girls are still ___deprived___ of a good education.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：More efforts, as reported, ___will be made___ in the years ahead to accelerate the supply-side structural reform.
①
正确
②
错误
【判断题】
判断线上的内容是否正确：The past 22 years have really been amazing， and every prediction we’ve made about improvements have al come __true__
①
正确
②
错误