美梦天天做
幼苗
共回答了21个问题采纳率:90.5% 举报
First of all,find out the center point on the side of the shoebox,aligned the center point of the magnifying glass with the marked center point,then depict the outline as shown in the drawing.Use a knife to dig a circle according to the depicted outline.Put the magnifying glass into the shoebox as shown Use an adhesive tape to fix the magnifying glass,make sure that no light passing in from the side .
1年前
6