The paper is established in the theoretical study on structural noise of the box beam. In order to finding out interrelated effect factor about structural noise and adopting effective measures to radically reducing the noise.
本文立足于箱形梁结构噪声的理论研究,找出与结构噪声相关的影响因素,并采取有效的措施从根本上降低这部分噪声。
参考来源 - 箱形梁结构噪声的理论研究Because the radiant sound level is one of most concerned targets of a engine. Based on TC118D diesel engine, the research contains test measurement and diesel engine structural noise prediction by FEM and BEM.
内燃机结构噪声状况是产品竞争力的一个重要指标。
参考来源 - 单缸柴油机机械噪声预测与测量·2,447,543篇论文数据，部分数据来源于NoteExpress
The research of structural noise control is an important aspect of noise and vibration control domains.
内燃机结构噪声控制的研究是振动与噪声控制领域的一个重要的研究方向。
The IS100-65-315 centrifugal pump as the research object, the prediction and optimization of the structural noise has been studied.
本文以is100 - 65 - 315离心泵为具体研究对象，对结构噪声预测与优化控制进行了初步的研究。
The impulse motion and the unbalanced vibration of the pump generate certain structural noise which could be significantly expressed in frequency spectrum.
泵的脉动运动与不平衡振动产生了结构噪声，结构噪声在频谱中清晰显示出来。
应用推荐