A、 NSP
B、 DSP
C、 ISP
D、 ASP
答案:NC
A、 NSP
B、 DSP
C、 ISP
D、 ASP
答案:NC
A. interference from electrical appliances
B. hills, valleys, trees
C. brick walls and concrete floors
D. all of the above
A. 正确
B. 错误
A. 正确
B. 错误
A. semilaptops
B. Netbooks
C. microlaptops
D. tinylaptops
A. procedures
B. objects
C. arithmetic
D. rules
A. Project Management software
B. Groupware
C. Presentation software
D. Accounting software
A. ROM
B. modem
C. motherboard
D. RAM
A. high efficiency
B. double
C. multiplex
D. duplex
A. add-ins
B. plug-ins
C. peripherals
D. applications
A. 正确
B. 错误