【Magical Machinery】01 This pencil sharpener is good
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This post was last edited by liudongday on 2017-5-2 09:58
Currently, the production cost of purely manual work is too high; it’s still this economy
True, the production cost of purely manual methods is too high; this approach is more economical.
This can be turned into a series of magical machines – everyone, come and participate!
Even sharpening pencils has become a streamlined process.....
Today’s children don’t know how to sharpen pencils; has their practical skills declined?
I still use a knife to sharpen the pencil when drawing now; it reminds me of the old days~~
Automatic pencil sharpener! :lol
Automatic pencil sharpener! :lol