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【单选题】
设信号的波特率为600Baud，采用4相DPSK调制，则信道支持的最大数据速率为（）A.
300bps
B.
600bps
C.
800bps
D.
1200bps
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皮皮学刷刷变学霸
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【单选题】Often enough the craft worker's place of employment in ancient Greece was set in rural isolation. Potter, for instance, found it convenient to locate their workshops near their source of clay, regardl...
A.
production techniques
B.
similarity to other crafts
C.
unusual materials
D.
resemblance to earlier pottery
【多选题】商品细节图一般展示的细节特写有()。 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
商品的价格
B.
商品的构造
C.
商品的包装
D.
商品的使用功能
【单选题】After she played the piano at school as people applauded.
A.
After she played the piano in school and saw that people applauded.
B.
After she played the piano and people applauded.
C.
After she played the piano in school, people applauded
【单选题】makes the peasant worker proud is he has set up a new bridge for the villagers.A．What; thatB．Wha
A.
35． makes the peasant worker proud is he has set up a new bridge for the villagers. A．What; that
B.
What; because
C.
That; what
D.
That; because
【单选题】A time-study specialist has set the production rate for each worker on a certain job at 22 units every 3 hours. At this rate what is the minimum number of workers that should be put on the job if at l...
A.
5
B.
8
C.
12
D.
13
E.
30
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