This could also be done through a wired system, but wireless technology offers lower installation costs and greater flexibility.

有线系统当然也可以做到这一点，但无线技术所需的安装费用更低，也更加灵活。

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The range consists of three different types of regulation systems: a wireless system based on radio communication technology, a hard-wired system, and a self-acting system.

主要的三种标准的产品包括：基于无线控制技术的无线控制系统、线电缆系统以及自立式系统。

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Each of the homes has a security system and is wired for cable television.

每一家都有安全系统，并装设了有线电视线。

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While there's a perception that a wireless network is less secure than a wired system, Green said new security protocols have made wireless more secure.

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And compared with last year, when the cost to install wireless Ethernet was 10 to 15 percent more than installing a wired system using Category 5 copper cable, wired and wireless cost about the same today, said Murphy.

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The scare stories flow off the word-processors as if hard-wired into the system.

BBC: NEWS | UK | Politics | Text of Michael Howard's speech