（一）跨地级行政区（直辖市下辖县区）提供建筑服务；
"A lot of stately homes will have that system," says Niki Johnson, fire systems technical adviser for the UK Fire Association, a trade body, and owner of fire detection firm Derventio Fire and Security. "You could be looking at £3-4,000 just to do a corridor." Such installations require substantial pipework, he explains.
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Phil Collins, Pink and Shakira nominated for Rock & Roll Hall of Fame
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Tony Jolliffe BBC