The English title of this paper is written in Arial, a sans-serif font. Arial is a popular font used in computer programming and design, and is often used to write code and HTML code. It is also used for other purposes, such as creating designs for websites and papers.
In addition to its use as a writing font, Arial is also an excellent choice for typesetting because it has a wide range of styles and colors that can be used to create a professional-looking document. The font is well-suited for use in both print and online documents, and is often used in academic settings to create high-quality papers and exams.
In conclusion, the English title of this paper is written in Arial, a sans-serif font that is both easy to read and professional-looking. By using this font, we have created a paper that is both visually appealing and well-written, making it a success in its intended audience.