通过对C12200铸锭的切片分析，提出挤压过程含磷类管材表面起泡的新见解。
By the analysis of cut piece of billet C12200, a new view is put forward for tube surface bubble of phosphorous copper in the extrusion.
基于自聚焦误差检测和光路可逆原理，分析并实验证明了利用一种多功能全息透镜来测量类镜表面平整度的可行性。
A multifunctional holographic lens is presented based on autofocus error detection and the principle of reversibility of light. Its feasibility of the mirror-like surface is described.
采用粒子图像测速技术对平板类铸件浇注过程水模拟的充型自由表面速度场进行了测试分析。
In this paper, it is tested that the surface velocity fields of the planar casting water simulation using the Digital Particle Image Velocimetry technology DPIV.
采用粒子图像测速技术对平板类铸件浇注过程水模拟的充型自由表面速度场进行了测试分析。
In this paper, it is tested that the surface velocity fields of the planar casting water simulation using the Digital Particle Image Velocimetry technology DPIV.
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