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Universal currency conversion and general purpose calculator
Universal currency conversion and general purpose calculator
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机译:通用货币转换和通用计算器
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摘要
The calculator has keys for numeric entry, currency conversion and conventional calculator function keys. The calculator has two display windows to simultaneously display two values. The calculator is in the form of a credit card, and is powered by a battery and/or a solar panel. There is space on the back of the calculator for display of advertising material.
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