Methods: MRI and other imaging data of 31 patients with negative performance on plain X-ray films were retrospectively analysed.
方法:回顾性分析31例X线片阴性患者的MRI及其他影像学资料。
Experimental data were presented to show the influence of surfactants and solid particles on the dynamic shear viscosity of interfacial films.
对表面活性剂和固体粒子参与形成的油水界面膜的动态界面剪切粘度性质进行了研究。
Empirical formulae for the critical heat flux of the film breakdown and heat transfer correlations for normal and subnormal films are obtained by fitting the test data.
根据实验数据拟合出液膜破断临界热流密度经验公式,同时还拟合出正常液膜和接近破断临界时的液膜的换热系数综合关系式。
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