Experimental study on parameter optimization of the maximal influencing factor layer of alternately laminated anisotropic damped structures was carried out with dynamic mechanical analyzer (DMA Q800).

借助动态热机械分析仪(DMA Q 800)对交替层合各向异性阻尼结构阻尼性能的影响权重最大层的各参数进行优化实验研究。

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Thermogravimetric Analyzer (TGA2050) is described in work principle, structure, parameter and the factors influencing thermal analysis in the paper.

本文详细介绍了热重分析仪(TGA2050)的原理、结构特点、仪器参数及热重分析的影响因素。

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Methods: to analyze alcohol by two points rate method after optimizing reaction system and the assay parameter of automatic analyzer using alcoholic oxidase coupling peroxydase.

方法：利用乙醇氧化酶与过氧化物酶偶联，通过优化反应体系及自动生化分析仪分析参数，采用两点速率法对乙醇进行分析。

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