全文共分五章，具体内容如下：

全文共分五章，具体内容如下：

ผลลัพธ์ (อังกฤษ) 1:

The paper is divided into five chapters, the details are as follows:

ผลลัพธ์ (อังกฤษ) 2:

The full text is divided into five chapters, as follows:

ผลลัพธ์ (อังกฤษ) 3:

The full text is divided into five chapters, the specific contents are as follows: