Methods Metection and localization of 28 eases (42 foreign bodies) of non magnetic intraocular foreign body were compared in MRI and ct with criteria of operative results.
方法以手术结果作为验证标准，比较28例(42枚)眼内非磁性异物在MRI和CT图像上的显示及定位情况。
Natural convection is induced by non-conservative body force, which can be gravity, centrifugal or magnetic force;
自然对流是由非保守体积力驱动的流体流动，这种体积力可以是重力、离心力以及电磁场力等；
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