It is necessary to determine the elastic constants of molded pulp material in advance for analyzing the packaging structure made of molded pulp by finite element method.
用有限元法分析纸浆模塑包装结构，需要事先确定纸浆模塑材料的弹性常数。
It is necessary to determine the elastic constants of molded pulp material in advance for analyzing the packaging structure made of molded pulp by finite element method.
用有限元法分析纸浆模塑包装结构，需要事先确定纸浆模塑材料的弹性常数。
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