很可能您自己的建模应用将带来不同的项目构成、成本结构、团队规模等等。
No doubt your own modeling exercises will bring in different project compositions, cost structures, team sizes, and so forth.
当然，一次又一次地修改重要的体系结构成本非常高。
Of course, it is costly to revise important architectural decisions again and again.
使用本实用新型是构成冲压加工机具必备的最简化形式，具有结构简单、工作可靠，制作成本低的优点。
As the simplest form necessary to form a punching processing machine, the utility model has the advantages of simple structure, reliable work and low manufacturing cost.
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