Calculating the cost of fire detection system according to it's components' cost and USES event-tree and simulation methods to estimate its benefit.

提出了根据火灾探测系统的组成计算其成本，采用事件树、CFAST模拟等方法估算其效益，并给出工程实例进行分析。

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The paper is to introduce the concrete ways on how to estimate the cost of fire equipment's by building mathematical models, It also discusses the exact estimate way of equipment cost during the fire.

通过对防火设备、灭火装备的费用估算，介绍如何利用数学建模的方式进行消防设备费用估算的具体方法，并对火灾过程中装备费用的精确估算方法进行了初步探讨。

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It's a place where you can see the cost of the struggle, like the Ottoman-era buildings with their roofs blown off and sea walls raked by machine-gun fire.

在这里你可以亲眼看到战争必须付出的代价：奥特曼时代的古老建筑被炮火掀去了屋顶，墙壁上到处是机关枪留下的累累弹痕。

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The choice to think long-term and build its user links through sales of Kindle Fire at cost has limited short-term profits, but every action Amazon has taken to grow has paid off handsomely because they accelerate the natural trends and position Amazon as the leader.

FORBES: Buying Apple, Amazon, Google and Netflix

He also criticised the government's cost benefit analysis of the benefits of fitting fire sprinklers in homes as being "out of date".

BBC: Why don't homes have sprinkler systems?

And even though steel and concrete are still the most cost-effective materials, new combinations of these substances provide greater strength and fire retardance, says W. Gene Corley, senior vice president at Construction Technology Laboratories in Skokie, Ill.

FORBES: They Will Rise Again