In the last chapter, via the brief introduction of cost generalization, attempted analyzed the effect of cost generalization to cost management, and draw out the concept of so-called "big cost".
在本文的最后一章中，通过对成本广义化问题的简述，尝试性分析了成本广义化对成本管理的影响，并引出所谓的“大成本”观念。
The adopted optical material and devices are standard optical fiber communication elements and have the advantages of low cost, easy obtainment and convenient generalization.
所采用的光纤材料和器件均为标准光纤通信元件，成本低，易获得，便于推广。
The utility model has simple structure, convenient operation, low cost and considerable generalization value, improves the reuse rate by 10 times and saves the production cost for enterprises.
本实用新型的有益效果是：结构简单，操作方便，成本低廉，反复利用率提高至10倍，给企业节省了生产成本，有很大的推广价值。
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