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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Either the maximum likelihood estimate or the maximum a posteriori estimate may be used in place of the exact value in the above equations.

采用最大似然估计或最大后验概率准则，用估计值来取代前面等式中的真实值。

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Although the exact size is unknown, the current estimate is that there are about 100 million hosts and over 350 million users actively on the Internet.

尽管其具体规模无法知晓，但现在估计有1亿台主机和超过3.5亿的用户活跃在因特网上。

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The House Committee on Oversight and Government Reform tried to estimate this exact calculation.

FORBES: Part 2: Does Massachusetts Predict Employer Behavior Under Obamacare? Probably Not

Officials say it will be more of an estimate than an exact count.

BBC: Sri Lanka wildlife groups boycott elephant census

The exact financial penalty for Thermo's increasing complexity is hard to estimate, says Mr Hatsopoulos's brother, John (who is Thermo's chief financial officer).

ECONOMIST: Spinning it out at Thermo Electron