皮皮学,免费搜题
登录
搜题
【单选题】
采样频率为44.1KHz,量化位数选用8位,则录制1分钟的立体声,需要的数据量为( )。
A.
44100×8×2×60B
B.
44100×8×60÷8b
C.
44100×8×2×60÷8B
D.
44100×8×60÷8B
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【单选题】在以下金属切削机床机械传动常用的传动副中,具有自锁功能的是( )。
A.
皮带传动
B.
齿轮传动
C.
涡轮蜗杆传动
D.
丝杆螺母传动
【判断题】Folkways have great significance in moral aspects.
A.
正确
B.
错误
【简答题】简述影响旅游需求实现的客观障碍
【判断题】Folkways have much greater significance than mores.
A.
正确
B.
错误
【简答题】论述 影响旅游需求实现的客观障碍
【单选题】I have little time to watch TV because I have ____ homework to do . [     ]
A.
. much too
B.
. too much C.  many too D.  too many
【单选题】The flower is dead I ______ it too much water.
A.
must have given
B.
would have given
C.
must give
D.
should have given
【单选题】They have ____________.
A.
many tea
B.
much oranges
C.
much burgers
D.
much bread
【单选题】划分全面调查与非全面调查的依据是( )。
A.
调查对象是否完全
B.
调查时间是否连续
C.
调查资料是否全面
D.
调查组织是否完整
【简答题】Recently, the fact that more and more students have spent too much time playing computer s has aroused great concern. Though the computer and the Internet have brought us great convenience and ple...
相关题目: