"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.
'Crushing blow'
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第三十九条 有下列行为之一的，处十日以上十五日以下拘留；情节较轻的，处五日以下拘留：
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