Conclusion Geometrical principle guiding transfer of expander skin flap can be advantages, it is safe and reliable, simple and rapid.
结论应用几何学原理指导扩张皮瓣的转移能充分保障皮瓣的血运，且手术简洁、创伤小、恢复快。
An efficient and practical stochastic gradient algorithm for calculating structural reliability index is presented in this paper on basis of geometrical principle of reliability index.
提出了一种基于几何原理求解结构可靠指标的高效实用算法，即随机梯度算法。
An analytical expression for spot moving speed on the former vibrating mirror of the polygonal mirror scanning system objective is derived from geometrical optical principle.
根据几何光学原理，推导出转镜-振镜扫描系统物镜前振镜上光斑移动速度的解析表达式。
应用推荐