After pushback from both gun rights and gun control groups, the Trump administration has quietly abandoned its plan to merge the Bureau of Alcohol, Tobacco, Firearms and Explosives into the Drug ...
12/22/19 Alterations (1)blockMeshDict was altered into a cylinder(r=1.5mm, h=15mm). (2)U.air, p were altered to reference the surfaces of the altered blockMeshDict. (top→atmosphere, ...
Abstract: Thermal diffusion is the phenomenon of the migration of dopants in an optical fiber during high-temperature treatment. Research on the theory and technique of optical fiber thermal diffusion ...
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