In reverse fault fracture zone of Tunbao Coal Mine, the coal pillar side roadway is affected by mining, which leads to large roadway deformation, roadway floor heave, coal pillar side wall heave, and local subsidence of roadway roof.Anchor stress was monitored by anchor dynamometer, and roadway stress distribution and roadway deformation were studi
The information and communication technologies have rapidly been incorporated and expanded in our society.The age in which children and adolescents get access to electronic devices is decreasing.These devices have big advantages, but they can also be inappropriately used magic bean tiger to molest and intimidate other children and, as a result, to
ABSTRACT Chlamydia trachomatis is the leading cause of bacterial sexually transmitted infections in the USA and of preventable blindness worldwide.This obligate intracellular pathogen replicates within a membrane-bound inclusion, but how it acquires nutrients from the host while avoiding detection by the innate immune system is incompletely goblin
ObjectivePrenatal ultrasound features, associated anomalies and genetic abnormalities of microtia cases were analyzed to explore the feasibility and value of prenatal ultrasound for the diagnosis of microtia.MethodsThe ultrasonographic features, associated anomalies, chromosome examination results and follow-up results of 81 fetuses with sour patch