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That approach will eliminate most cord-cutting concerns—but what about their wireless equivalent, jamming? With the right device tuned to the right frequency, what's to stop a thief from jamming your setup and blocking that alert signal from ever reaching the base station?Jamming concerns are nothing new, and they're not unique to security systems.
出自-2016年12月阅读原文
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Relationships with family, friends, neighbours, even pets, will all do the trick, but the biggest longevity (长寿) boost seems to come from marriage or an equivalent relationship.
出自-2010年12月阅读原文
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That approach will eliminate most cord-cutting concerns—but what about their wireless equivalent, jamming?
2016年12月四级真题(第一套)阅读 Section B
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The caffeine—the equivalent of two strong cups of coffee, was sufficient to reverse this effect, with some cyclists even displaying increased eye movement speeds.
2017年6月四级真题(第三套)阅读 Section A
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The lower oxygen pressure found in an aircraft cabin is equivalent to that at 6, 000-8, 000 feet of altitude.
2019年12月四级真题(第三套)阅读 Section A