拆分首数与尾数，观察数字并思考。 在反对数表里找到尾数的对应值。 从平均差列中找到值。 把之前步骤中找到的值相加。 插入小数点。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Consider the number under observation. The characteristic is the part that comes before the decimal point; the mantissa is the part that comes after the decimal point. Antilog tables are arranged with respect to these parameters, so you need to separate them. As an example, say you need to find the antilog for 2.6452. The characteristic is 2, and the mantissa is 6452. Antilog tables are easily available; you may have one in the back of your mathematics textbook. Open the table and look for the r