In this paper, a displacement mapping algorithm based on sphere ray-tracing is introduced.
文章提出了一种基于球形光线追踪的位移贴图算法。
X-ray film of her right hip showed evidence of a subcapital comminuted fracture of the femoral neck with displacement.
线片显示右股骨头下部粉碎性骨折兼移位。
Objective: to evaluate the clinical value of X-ray findings of foreign body within respiratory tract as well as the mechanism of paradoxical phenomenon due to displacement of the foreign body.
目的：探讨呼吸道异物和异物移位的X线征像和机制及对临床治疗的意义。
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