First-class title: 1. Note that there are two Chinese characters in front of the label, and a pause is used after the label.

Second-level title: (1) Note that there are two Chinese characters before the label, and there are no symbols after the label.

General marking method for title grading system of scientific papers;

First-level title: 1. Please note that there are no spaces before the label and no punctuation marks after the label.

Secondary title: 1. 1. Please note that there is no space before the label, no symbol after the label, and a dot between the numbers.

As for influencing words, I don't know what you mean. Setting the title should not affect the text.