目的研究混配农药的DNA加合作用。
Objective To study the adduct actions of mixed pesticides on DNA.
通过复合材料加筋壁板后屈曲有限元分析，预测盒形薄壁结构在弯扭组合作用下的承载能力。
The post-buckling and carrying capacity of thin-walled box-like structures under bending and twisting was predicted by the finite element analysis of stiffened composite panels.
通过复合材料加筋壁板后屈曲有限元分析，预测盒形薄壁结构在弯扭组合作用下的承载能力。
The post-buckling and carrying capacity of thin-walled box-like structures under bending and twisting was predicted by the finite element analysis of stiffened composite panels.
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