坚硬,劲直;
Hoisting Production Technology of Three-section Framework Bus with Large Luggage Compartments A software I DEAS was used to analyze the mode character of a three part bus frame, to calculate its mode frequency and to discuss the whole frame's rigidness and stress.
该文利用I-DEAS软件对某客车三段式车架进行了模态分析,计算车架的模态振型,从整体考虑车架的刚度与强度问题;
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