For there is a close relationship between structures and properties of material, material structure testing and characterization become an important component of material science.

材料的组织与材料性能密切相关，对于组织的检测与表征是材料科学的重要组成部分。

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Specimen size and testing time has been determined according to the characterization parameters and fatigue conditions.

根据表征指标及疲劳破坏条件确定了样品的尺寸及测试时间。

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Repair technology, property testing techniques at high and low temperature, characterization and quality control as well as ap-plied basic research of composite materials are also briefly introduced.

对复合材料的修补技术、高低温性能测试技术、性能表征与质量控制以及应用基础研究也作了简要介绍。

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HomePlug's Technical Working Group made these important selections based on extensive international field testing and channel characterization, technical evaluations, simulations and experience with the widely deployed base of HomePlug AV products.

ENGADGET: HomePlug Powerline Alliance reveals features of new HomePlug AV2 spec