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and the [gamma] arithmometer (DFM-96) used was produced by Hefei Zhongcheng Electromechanical Technology Exploration Co.
The museum's exhibits range from a clay cuneiform tablet to an arithmometer (a mechanical calculator) and an Apollo Moon Mission guidance computer.
Insulin was measured by Insulin Radioimmunoassay Kit from Beijing SINO-UK Institute of Biological Technology and the GC-911-a-Radiation immunity arithmometer was purchased from Science and Technology Industry Corporation of China Scientific and Technical University.