Abstract: This paper presents the use of the trial load method and the block element method with elastoviscoplastic discontinuities for analysis of arch dams. The arch dam is considered as an arch-cantilever system and the foundation ...

Abstract: To realize high-efficiency and precision paddy field leveling, a tractor-attached laser-controlled rotary scraper land leveler for paddy fields was designed. An elevation model for the laser leveler’s scraper was established, ...