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2020年我国成为全球经济唯一正增长的主要经济体。
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www.linkoconnect.com/services - Linko Connect | Products and Services.LinkoConnectLinko Connect provides a wide variety of products and services. Are you in need of a network?Linko Connect has many different networking packages.Get our lowest available （ 1 ） with the bronze package. Link multiple （ 2 ） or office computers together with a LAN. We use enhanced CAT-5 cables to （ 3 ） your machines.Don't like wires and cables? Don't worry! With our silver package you'll get a WLAN. Our wireless networks transmit signals through a central （ 4 ）. Each router's antenna can transmit signals from blocks away.Finally, our gold package includes our best high （ 5 ） broadband. You'll surf the Internet at 50 Mbps! All packages come with separate or built-in modems.
公共建筑内厨房的排油烟管与竖向排风管连接的支管处设（ ）的防火阀。
下列几种阀门中（ ）属于风管系统的阀门
防火分区的作用在于发生火灾时，可将火势控制在一定的范围内，以有利于消防扑救，减少火灾损失。
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