It is a painless, non-invasive procedure that involves wearing a series of specially designed rigid contact lenses to gradually reshape the curvature of the cornea.
这是一种无痛、无创伤的疗法，通过佩戴一种可以改变角膜的曲率的硬性隐形眼镜来达到矫治散光的目的。
The paper expounds the purpose of instrumentation for operating conditions of rigid equipment in shafts and the procedure taken.
本文指出了井筒刚性装备工作状态的测试目的和内容；
Forged part and forming procedure and stroke-load curve obtained from rigid plastic FE simulation further discloses the deformation mechanics of closed die extrusion for spiral bevel driving gear.
刚塑性有限元计算所得的齿轮锻件图、成形过程图、轴向断面网格图和力能曲线进一步揭示了螺旋伞齿轮塑性成形机理；
Results and Conclusions EMEA's Drug registration system is more flexible, but there are also some problems in it, such as the centralized procedure is a bit rigid etc.
结果与结论EMEA审评体系较为便利灵活，但也存在中央程序僵化、管理资源重复浪费等问题。
Results and Conclusions EMEA's Drug registration system is more flexible, but there are also some problems in it, such as the centralized procedure is a bit rigid etc.
结果与结论EMEA审评体系较为便利灵活，但也存在中央程序僵化、管理资源重复浪费等问题。
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