trum 中文意思是什麼
trum
解釋
特魯姆-
Behold, i tell _ you amyst y ; we shall - not all se, but we shall all be - changed n a moment, in _ the twink _ ing of an eye, - the last trum _ pet
我如今把一件奧秘的事告訴你們，我們不是都要睡覺乃是都要改變，就在一霎時，眨眼之間，翰末次吹? -斕氖-候。 -
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
基於剎車盤有限元分析、剎車噪聲測量，以及對剎車系統動力學模型的分析與研究表明：剎車盤的高頻自激振動引發尖叫摩擦噪聲。 -
The results of emulation and practical technical application indicate that time sequence components observed by empirical mode decomposition algorithm and frequency spec trum of them can reflect partial failure signature of gear adequately, at the same time, the weak signal feature can be easily extracted from them
模擬研究及實際工程應用表明，採用經驗模式分解演算法后得到的時序分量及其頻譜能夠很好地體現齒輪局部故障特徵，具有很強的弱信號特徵提取能力。
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