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H-P 公司最近制造了一种商业和财经计算用的袖珍式电子计算机“HP-80”。与该公司第一台科技计算用的袖珍式计算机“HP-35”的差别在于,通过其固定布定程序按动按钮就可计算方程式。但是仪器的“口诀”是
H-P recently built a pocket-sized computer “HP-80” for commercial and financial computing. The difference from the company’s first Pocket PC “HP-35” for scientific computing is that the equation can be calculated by pushing a button through its fixed set program. But the instrument’s “formula” is