用散光的方法来提取光源在Z轴上的位置。Using astigmatic method to extract information of light source in z axis.:PRK治疗较高度数散光的疗效确切, 预测性强.For moderate and higher astigmatism, PRK provides better accuracy and predication.对远视兼散光的人手术后结果的预期较少.Peo...
这里的竹楼都是架空的.The bamboo huts here are all built on stilts.而他这理想未必完全是架空的.These were no castles in the air.翱翔着的飞鸟和滑翔用的伞翼,是这架空前成功的人力飞机设计之关键.Soaring birds and gliding wings were keys to the design of the first successful human...