本文对确定小尺寸模型机翼自振型的砂粒加速度法进行了技术小结。

The experimental technique of the acceleration method of using grains of sand as accelerometers is presented. The method is particularly suited for measuring mode shapes of small wing models.

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气流模型具有尺寸小，试验周期短，成本低的特点，但试验精度较低。

The air flow model size is smaller. It possesses the advantage of shorter testing time and lower cost, but the experimental accuracy is lower.

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系统分析了小尺寸半导体器件中的载流子非本地输运模型，重点研究了非均匀能带结构和异质结效应对输运电流密度的影响。

This paper analyzes the carrier non local transport model of small size semiconductor devices and studies the influences of nonsymmetrical band structure and heterogeneous effect on emphasis.

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