The spiral composition of the chip flute of the twist drill has great influence on the rigidity and intensity of drill.
麻花钻切屑槽的螺旋形布局对钻头的刚度和强度有很大的影响。
The follow-up unit is the essential structure of the rack section of modal analysis test suspension system, its rigidity and intensity directly influence overall performance of system.
随动部件是模态悬挂测试系统机架部分的关键结构，其刚度和强度直接影响了整个系统的性能。
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