Four countries?

Four countries?

ผลลัพธ์ (ไทย) 1:

สี่ประเทศ

ผลลัพธ์ (ไทย) 3:

The form of the network is divided into 3 aspects
1. LAN (Local Area Network)
a group of computers connected in a small area. Inside the office building such as
or in the factory. Most will use cable in communication
2.