From the point of view of an opticist, the Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST) marks a miracle-like milestone. It integrates a lot
Objective To study the chemical constituents ofPronephrium triphyllum.Methods The chemical constituents in the plant were isolated and purified with silica gel
Due to the complexity of soil-structure interaction,simple constitutive models typically used for interface elements in general computer programs cannot satisfy