根据下列选项,回答 52~53 题: A.通过互联网向上网用户无偿提供公开的、共享性药品信息等服务的
根据下列选项,回答 52~53 题:
A.通过互联网向上网用户无偿提供公开的、共享性药品信息等服务的活动
B.通过互联网向上网用户提供药品(含医疗器械)信息的服务活动
C.通过互联网向上网用户有偿提供药品信息等服务的活动
D.通过互联网向上网用户无偿提供公开的、共享性药品的活动
E.通过互联网向上网用户无偿提供公开的、共享性药品信息的活动
第 52 题 经营性互联网药品信息服务 ()。
根据下列选项,回答 52~53 题:
A.通过互联网向上网用户无偿提供公开的、共享性药品信息等服务的活动
B.通过互联网向上网用户提供药品(含医疗器械)信息的服务活动
C.通过互联网向上网用户有偿提供药品信息等服务的活动
D.通过互联网向上网用户无偿提供公开的、共享性药品的活动
E.通过互联网向上网用户无偿提供公开的、共享性药品信息的活动
第 52 题 经营性互联网药品信息服务 ()。
根据下列选项回答 36~45 题:
第 36 题 is not for boys?__________
根据下列选项回答 21~30 题:
第 21 题 is the headquarter of the Supreme Court?__________
根据材料,回答题。
Singing Alarms Could Save the Blind
If you cannot see, you may not be able to find your way out of a burning building——and that could be fatal. A company in Leeds could change all that_________ (51 ) directional sound alarms capable of guiding you to the exit.
Sound Alert, a company " _________ (52) the University of Leeds, is installing the alarms in a residential home for_________ (53 ) people in Sommerset and a resource centre, for the blind in Cumbria. _________ (52 ) produce a wide range of frequencies that enable the brain to determine where the_________ (55 ) is coming from.
Deborah Withington of Sound Alert says that the alarms use most of the frequencies that can be _________ (56) by humans. "It is a burst Of white noise _________ (57) people say sounds hkestatic on the radio," she says. "Its life-saving potential is great. "
She conducted an experiment in which people were filmed by thermal-imaging cameras trying to find their way out of a large_________ (58) room. It _________ (59) them nearly four minutes to find the door_________ (60) a sound alarm, but only 15 seconds with one.
Withington studies how the brain _________ (61) sounds at the university. She says that the_________ (62) of a wide band of frequencies can be pinpointed mote easily than the source of a
narrow band. Alarms_________ (63)the same concept have already been installed on emergency vehicles.
The alarms will also include rising or failing frequencies to indicate whether people should goup_________ (64) down stairs. They were _________ (65 ) with the aid of a large grant from British
Nuclear Fuels.
回答(51)题 查看材料
A.without
B.with
C.having
D.selling
根据下列选项,回答 163~164 题:
第 163 题 麻黄汤中配伍炙甘草的主要用意是()
根据下列选项回答 26~35 题:
第 26 题 the climate affects the future sustainable agricultural development?__________
根据下列选项回答 41~50 题:
第 41 题 tells the story about the last great war?__________