คู่มือผู้ใช้เครื่องพิมพ์สามมิติ 3DJAKE CR-M4
3DJAKE CR-M4 3D Printer Adjusting Pulley Tightness X/Z-axis Pulley Adjustment Before switching on the machine, please check the tightness of the pulley by gently toggling it with your hand and…