Ulcerative colitis(UC)is a worldwide refractory bowel disease with unclear pathogenesis.Its lesions can lead to colorect......

Coal Bed Methane(CBM) occurs in coal seams in the states of adsorption gas, free gas and water-dissolved gas. Its dissip......

针对SVC与发电机励磁的协调控制问题,研究了能够实现干扰抑制的鲁棒非线性协调控制律.首先针对一类多输入非线性系统,通过耗散不等......

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已有文献表明加载频率对于疲劳寿命的影响较大,对于沥青砼而言,其影响可能更显著,因为在低频条件下,其流变性能表现得更充分.笔者......

本文建立了准静态情况下Ⅰ型裂纹断裂准则，提出了新的表面概念及形达式。...