This paper presents a calculation method without use of computers. Tt takes only two times for calculation to get satisfactory results.
本文提出了一套计算方法，不用计算机，只要试算二次，就能得到满意的结果。
This paper presents a calculation method without use of computers. Tt takes only two times for calculation to get satisfactory results.
本文提出了一套计算方法，不用计算机，只要试算二次，就能得到满意的结果。
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