With the great development of new energy vehicles and power batteries, lithium-ion batteries have become predominant due to their advantages. For battery run safely, stably, with high efficiency, precise reliable prognosis diagnosis possible or already occurred faults is a key factor. Based on batteries’ aging mechanism fault causes, this paper summarizes general methods at macro level. Moreove...

occupational hazards, exposure to blood and body fluids (bbf) accidents and safety precautions constitute an important public health issue. we assessed the prevalence and determinants of exposure to occupational hazards among nurses, and their knowledge of occupational safety precautions. in a cross-sectional study, we surveyed 332 nurses working in 4 hospitals, nablus, west bank, palestine, by...