"They need to get to a resolution," according to Emelia Probasco, Senior Fellow at Georgetown University's Center for Security and Emerging Technology.
Store design migration，更多细节参见同城约会
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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.