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It is show that the complex laminated plate have good characteristic of reducing shake and resisting noise as long as the parameter of which is choose rationally.
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得出了只要合理选择复合层板的参数就可以达到很好的减振降噪效果的结论。 |
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It is showed that catalytic reforming reaction takes an active part in the ignition of emulsified fuel.
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可见催化重整反应对乳化油的着火有着积极的作用。 |
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It is showed that the longevity of Pd/C catalyst can be prolonged by adding methanation promoter, and the deactivation can be regenerated by supercritical fluid extraction.
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提出了钯碳催化剂的制备关键、加入甲烷化助剂可以延长钯碳催化剂寿命、利用超临界流体再生方法可以有效再生失活钯碳催化剂。 |
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It is showed that the optimum multi-objective result is obtained making use of the grey theory in the stamping, and it can be used to solve the multi-objective robust design adequately.
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研究表明,将灰色理论应用到冲压成形稳健设计中,取得了满意的结果,该方法在多目标稳健设计中有很大的适用性。 |
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It is showed that the torque ripple is not only connected with the phase currents, but also with the other factors, such as the instantaneous phase EMF's in the case of commutation, the angle of commutation and the parameters of the windings.
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从一个新的角度分析了绕组换相引起转矩波动的原因,指出换相转矩波动不仅与电机绕组电流有关,还与换相时相绕组感生电势瞬时值、换相位置角、绕组参数等因素有关。 |
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It is shown as three kinds: The eclecticism on technology, comprehensive eclecticism, and eclecticism not paid attention to.
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它表现为三种类型:技术上的折衷主义,综合的折衷主义,非理论的折衷主义。 |
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It is shown by building relationships in October, not networking in January.
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这体现为在10月份就建立联系,而不是到1月份再搭建关系网。 |
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It is shown by constraint exploding cylinder technology that, with value of the ratio decreasing, the adiabatic shearing sensitivity of steels decreases, which characterized by the decreasing density of adiabatic shear bands (ASBs) and transition of ASBs
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通过对若干钢约束爆炸圆管试验结果的分析表明:随强导比的降低,钢在一定爆轰条件下的绝热剪切敏感性增加,表现为剪切带密度下降,同时相变带过渡到形变带;对应一定的爆轰条件,强导比有两个临界值,如果强导比值低于较小的临界值,材料将不以绝热剪切方式(集中的剪切变形)破坏;较大的临界值决定材料绝热剪切变形的方式,当材料的强导比低于它时材料以形成形变带的形式失效,反之则以“白亮带”形式破坏。 |
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It is shown by finite element analysis of disc, testing experiment of braking noise, the frequency spec-trum analysis and study of dynamic model of brake that the noise is generated by excited-self vibration.
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基于刹车盘有限元分析、刹车噪声测量,以及对刹车系统动力学模型的分析与研究表明:刹车盘的高频自激振动引发尖叫摩擦噪声。 |
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It is shown by the numerical result that the algorithm is effective and can solve the middle scale problems.
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数值结果表明所提出的算法是有效的,可以求解中等规模的问题。 |
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It is shown from results that increasing carburizing time further in the normal technology can not obviously deep the carburizing layer, but can cause nonmartensite microstructure at the bottom of the gear and coarse grain across the gear, these will heav
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结果表明:在正常渗碳淬火工艺基础上再延长渗碳淬火1小时,齿轮渗碳层深度变化不大,但其齿根局部表面处有非马组织,且晶粒尺寸易产生异常长大现象,从而致使台架疲劳寿命明显下降。 |