研究表明，不同尺寸岩土体试样强度的实验结果不同，按纤维束强度理论解释较为吻合；
The research indicates that different sizes of specimens result in different values of soil shear strength, and this phenomenon can be well explained using the strength theory of fibrous bunchiness.
利用电子束技术对添加不同合金化元素的铸造铝合金试样表面进行电子束改性试验研究。
Electron beam modification process were used on the surfaces of cast aluminum alloy samples with various alloying elements.
研究了用扫描电镜观察粉末试样时加速电压和束流的选择。
The selection for acceleration of voltage and beam current has been studied in case of observation of powder specimen by SEM.
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