The current mainstream application server disk technology three categories, they are: server clustering technology, dual hot backup machine technology and single fault technology.

目前主流应用的服务器容错技术有三类，它们分别是：服务器集群技术、双机热备份技术和单机容错技术。

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Those toys have been outselling other categories, toy insiders have claimed, and are getting support from retailers that know it is a hot category.

业内人士称，这类玩具比其他各类玩具买得都好，懂行的零售商也非常支持。

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This is why energy drinks and smart phones have been two hot categories in a cold economy.

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The various categories of the flat rolled products include hot rolled sheets, cold rolled sheets, coated sheets, semi-finished bars and plates and tin mill products.

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Our Blindfold Bracket gave each basketball team a rating in each of the following categories: experience, size, offense, defense, three-point shooting and hot streak.

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