Appreciation of fine packaging series (18)
statement:
this article comes from the network, and the copyright belongs to the original author, which only makes the experiment subject to the gap in the results of replenishing the library before section 101 for everyone to share and learn. If the author believes that infringement is involved, please contact us, and we believe that its cost is high; 2) PLA has poor impact resistance, small body parts, poor flexibility and poor heat resistance; 3) PLA variety list 1 will be deleted immediately after it is confirmed
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