The stability of the surrounding rock is the key problem regarding the normal use of coal mine roadways, and the floor heave of roadways is one of the key factors that can restrict high-yield and high-efficiency mining.Based on the 1305 auxiliary transportation roadway geological conditions in the Dananhu No.1 Coal Mine, Xinjiang, the mechanism of
Recently, environment-friendly microbial biopolymer has been widely applied as a new construction material in geotechnical engineering practices including soil stabilization, slope protection, and ground injection.Biopolymer is known to exhibit substantial improvements in geotechnical properties, such as shear strength enhancement and hydraulic con
One of the major public health measures to manage and contain the outbreak of the COVID-19 pandemic was to engage in systematic contact tracing, which required gastronomy, community and sporting venues to keep patron registers.Stand-alone and web-based applications, developed by a range of private IT providers, soon replaced pen-and-paper lists.Wit
Grass jelly is one of the plants that has considerable potential as medicine and drinks.This study was conducted to determine how kinship plant species Grass jelly Amplifier from three districts.The Exploration of Grass jelly plants conducted in Gianyar, Tabanan and Badung, Bali province.Making preparations in the Structures Laboratory of Plant Dev