archimedes spiral experimental method 阿基米德螺旋线实验法
X-ray diffractometer, scanning electron microscopy and the Archimedes method et al. were used to investigate the phase composition, the microstructure, the density and so on of MgB2 samples.
利用X射线衍射仪、扫描电子显微镜和阿基米德方法等，分别研究了样品的物相组成、显微结构和密度等。
Metalsmiths knew how to detect forgeries of precious metals by measuring their density, using Archimedes' method of submersion in water to measure volume.
当时的金属匠利用阿基米德把物体浸在水中测量体积的方法，知道如何检测假的贵金属物品。
The instrument is based on the Archimedes law, and the basic method of mass measurement and pressure sensing.
主要采用了阿基米德原理，质量测定和压力传感的基本方法。
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