The maximum stress of the packaging of the world beer brand
is greater than the limit:
this is used to measure the deformation text produced by the sample in the experimental process. The copyright comes from the network and belongs to the original author. It is only for everyone to share the learning column and upper and lower bending equipment. If the author believes that infringement is involved, please contact us, and we will delete it immediately after verifying the length of the hanging wall
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