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【简答题】
I live in a small coastal town of 398 people located halfway between San Francisco and the Oregon border. The nearest traffic light is nine miles north in the town of Mendocino; its closest __________ (1) to the south is over 90 miles away. The nearest four-lane highway is 58 miles east. Federal Express (联邦快递) doesn't __________ (2) here on Saturdays. But there is Internet __________ (3) here. It enables me to work at home, writing computer books and articles for computer magazines. It enables local students and historians to conduct research. It __________ (4) local businesses — inns, music stores, driving schools — to reach new __________ (5). It enables local people to enjoy the benefits of email and the __________ (6) of websites and chat rooms. In fact, because small towns have few people, few stores, and few libraries and schools, you could argue that the Internet __________ (7) more benefits to small towns than it does to big cities. But Internet service providers are not interested in __________ (8) markets. What they are interested in is making money. As a result, people in many small towns and __________ (9) areas are unable to keep up with the development of __________ (10) technology. information deliver place access carries enables customers provides urban delights small remote companion reach software
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【简答题】在材料的开头和结尾更容易被记住,而( )部分更难记忆。
【多选题】2005年11月3日,央视新闻联播报道,第一款使用中国人自主研发CPU的龙芯电脑在江苏开始批量生产,已经形成年产40万套电子产品的生产能力,标志着我国整个电子产业在世界产业链的中下游开始向上游迈出坚实的第一步。而承担这一重要任务的却是国内生产床上用品的龙头企业:江苏梦兰集团。梦兰集团涉足IT产业是梦兰实现跨行业发展的一个突破口。不过,在一个已经完全被跨国公司垄断的领域,风险毕竟很大。最终吃下定心丸...
A.
价值链
B.
生产链
C.
信息链
D.
商品链
【多选题】幼儿园教师必须做好家庭教育指导工作的原因是( )
A.
幼儿园保教工作的顺利进行离不开家长的支持与配合 ;
B.
幼儿家长急需科学的家庭教育指导 ;
C.
为了让孩子更听话、更好管理 ;
D.
幼儿教师做好幼儿家庭教育指导也是我国幼儿教育法规的要求 ;
【简答题】OFDM 属于()技术
【判断题】在材料的开头和结尾更容易被记住,而中间部分更难记忆。
A.
正确
B.
错误
【判断题】The RAKE receiver can also be used in an SISO OFDM system.
A.
正确
B.
错误
【单选题】A customer wants to consolidate storage from four IBM System p servers and one large IBM System i server. The customer does not have a SAN installed. The customer will require approximately 4 TB for S...
A.
IBM System Storage DS8100 with 300 GB drives for the System p, 73 GB/15k drives for System i, and advanced functions for System p capacity
B.
IBM System Storage DS8300 with LPAR, 73 GB/15k drives for System i, and 300 GB drives and advanced functions for System p capacity
C.
IBM System Storage DS6800 with direct attach, 73 GB/15k drives for System i performance, and 300 GB drives and advanced functions for System p
D.
IBM System Storage DS6800 with LPAR, 146 GB/15k drives for System i, 500 GB FATA drives for System p
【单选题】For OFDM, the incorrect statement isa. OFDM is a multiple access technique.b. OFDM can offer higher spectrum efficiency than a traditional FM system.c. The OFDM technique can effectively combat freque...
A.
正确的答案
B.
C.
D.
【简答题】若迫使所有在场的PICC发回完整的UID CLn作为应答,PCD应指定NVB=()
【判断题】In an OFDM system with 16QAM, the symbol rate of 16QAM is equal to that of OFDM symbol.
A.
正确
B.
错误
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