本文分析了 193nm 准分子激光对角膜的蚀除机理及其对角膜的蚀除模型.
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Conclusion To evaluate AEF with Doppler echocardiograph is noninvasive and easy and accurately.
结论 多普勒超声心动图测定左心房射血力,无创而易行,能够较好地评价左心房功能.
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交变电场作用使煤的渗透率增大,而且突出煤样的渗透率增大最多,延迟突出煤次之,非突出煤最少。
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Methods Clinical data of 6 patients with AEF in our hospital were analyzed retrospectively.
方法对我院6例腹主动脉肠瘘进行回顾性分析。
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对交变电场作用下煤吸附/解吸甲烷特性进行了研究。
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Gas seepage characteristics in coal under alternating electric field ( AEF ) have been studied.
对 交变电场 作用下煤瓦斯渗流特性进行了实验研究.
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