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"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.。旺商聊官方下载是该领域的重要参考
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Murphy added: "As we look forward and anticipate customers' changing needs, we must ensure we continue to have the right setup and capabilities.
Toward the end of the prolific 1980s, Beagle Beos tried to strike it big by making an integrated office suite: