Even if Frind is exaggerating, and costs only go up 50% with every doubling of your user base, free can still wind up costing you money.

就算Frind夸大了花费，假定每次将数据库扩大一倍成本只增加50%，那么你还是赔钱。

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When take into account the two models, we will think out the cost-driver optimize model is the premise and base of the costing model.

当把两模型结合起来考虑时，就可以发现成本动因优化模型是作业成本核算模型的前提和基础。

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Analyzed the relation between BOM and standard costing on the base of theory.

在现有理论成果的基础上，分析物料清单(BOM)与标准成本核算的关系。

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