To achieve the maximum benefit with limited cost in determining the optimal aseismic design level is one of the most typical and practical engineering decision analysis problem.

如何确定抗震设防标准以便使有限的资金发挥最大的抗震效果，这就是典型且有实用价值的工程决策问题。

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The structure of dry - type air - cote current - limited reactor designed by optimizing is reasonable and the cost is minimum. Practical problem about optimum design is conquered.

利用优化设计得到的干式空芯限流电抗器结构合理、耗材最少，并就优化设计的具体问题进行了实际解决。

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Project cost can be controled effectively in design stage by implementing the limited design, optimization design, standardized design, integrated design, and specialties coordination and control.

通过推行限额设计、优化设计、标准化设计、一体化设计、专业协调与控制等方法，可在建筑设计阶段有效控制工程造价。

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Access to formal financial services is limited for several reasons including cost, proximity, social barriers, education, and appropriateness of product design.

FORBES: Citi Foundation: Investing in Products, Access and People for Financial Inclusion

Two obstacles cited in general were the cost of internet access and limited access to training on website production, radio production, graphic illustration and design.

UNESCO: Communication and Information