ใช้เชื้อชนิดเดียวได้หรือไม่ ทำไมต้องผสมเชื้อUse the same type of infection or not. Why the mixed infectionUse a single type of fuel? Why do we need mixed fuel?
Use the same type of infection or not. Why the mixed infection Use the Same Type of infection or not. Why the mixed infection Use a single Type of fuel? Why do we Need mixed fuel?