But in design and construction process, this kind of material hasn't shown its advantage for the reason of design method and material inappropriate choosing, and single appraisal in specification etc.

但在设计和施工过程中，由于设计方法和材料选择不当，以及规范中的评价指标单一等缺点，使得这种材料没有发挥出其应有的优势。

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Stone plank and ceramics piece of material of skirting board, when buying, quality appraisal standard with stone plank and ceramic tiles information.

石材板材及陶瓷块材的踢脚板，购买时的质量鉴定标准同石材板材及陶资墙地砖。

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This method can make the fatigue test result with great dispersion be processed reasonably, so as to provide correct test data for appraisal of material fatigue and estimation of fatigue life.

该方法使分散性很大的疲劳试验结果得以合理处置，从而可准确地提供试验数据，供作材料疲劳鉴定与疲劳寿命估算之用。

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"The main goal is to try to assess this material in a very general way that will give us an appraisal of the habitability of this environment, " he explained.

BBC: Curiosity Mars rover eyes rock drill site