The mathematical model of equipment attrition and renewal is worked out in the paper.

提出了设备磨损与更新的数学模型。

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First the process model of equipment requirements development is established based on CMMI.

首先，设备需求开发的过程模型，建立了基于CMMI的。

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The equipment renewal problem of forestry enterprises was discussed and the decision model of equipment renewal was also presented.

讨论了林业企业设备更新问题， 并给出了设备更新决策模型。

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When you have a model of what equipment is drawing power when, you have finished the first part of the visibility phase.

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Estes has sold out of 2009 model farm equipment, much of which sells for more than a quarter-million dollars.

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An engineer makes a three-dimensional model of each piece of equipment before the life-size version is built.

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