Chapter 3 (Lesson 3) Materials and methods for operations (Equipments and Practice). Materials, devices (Equipments). 1. material preparation steps. 1.1 prepare paper A4 size and one hundred pounds. The glue 1.2 1.3 the scissors 1.4 color. 1.5 information search
การแปล กรุณารอสักครู่..
