Metal mineral resources play an indispensable role in the development of the national economy.Dynamic disasters in underground metal mines seriously threaten mining safety,which are major scientific and technological ...Metal mineral resources play an indispensable role in the development of the national economy.Dynamic disasters in underground metal mines seriously threaten mining safety,which are major scientific and technological problems to be solved urgently.In this article,the occurrence status and grand challenges of some typical dynamic disasters involving roof falling,spalling,collapse,large deformation,rockburst,surface subsidence,and water inrush in metal mines in China are systematically presented,the characteristics of mining-induced dynamic disasters are analyzed,the examples of dynamic disasters occurring in some metal mines in China are summarized,the occurrence mechanism,monitoring and early warning methods,and prevention and control techniques of these disasters are highlighted,and some new opinions,suggestions,and solutions are proposed simultaneously.Moreover,some shortcomings in current disaster research are pointed out,and the direction of efforts to improve the prevention and control level of dynamic disasters in China’s metal mines in the future is prospected.The integration of forward-looking key innovative theories and technologies in the abovementioned aspects will greatly enhance the cognitive level of disaster prevention and mitigation in China’s metal mining industry and achieve a significant shift from passive disaster relief to active disaster prevention.展开更多
Big data is playing an important role in preventing,control and monitoring COVID-19,but during the process,the legality of the use of personal information shall be paid attention to.Personal information should be divi...Big data is playing an important role in preventing,control and monitoring COVID-19,but during the process,the legality of the use of personal information shall be paid attention to.Personal information should be divided into general information and sensitive information,and the use of sensitive information should take"Consent"as its legality basis.In the process of personal information collection,the subject qualification of the collection organization or personnel should be clearly defined,and the starting conditions and process specifications of the collection work should be determined.The use of personal information should be in accordance with legal provisions or agreed ways and purposes and should not violate individual privacy rights and other personality rights,and should not improperly display the"digital image"of individuals.展开更多
Objective Individuals with pulmonary hypertension(PH)have reduced exercise capacity and quality of life.Exercise-based rehabilitation may have beneficial effects to improve the exercise capacity and quality of life in...Objective Individuals with pulmonary hypertension(PH)have reduced exercise capacity and quality of life.Exercise-based rehabilitation may have beneficial effects to improve the exercise capacity and quality of life in patients with PH.We aim to assess the efficacy and safety of exercised-based rehabilitation for people eith PH by performing a randomized controlled trails(RCTs)meta-analysis of exercised-based rehabilitation for people with PH by performing a randomized controlled trails meta-analysis.展开更多
基金Project(52204084)supported by the National Natural Science Foundation of ChinaProject(FRF-IDRY-GD22-002)supported by the Interdisciplinary Research Project for Young Teachers of USTB(Fundamental Research Funds for the Central Universities),China+2 种基金Project(QNXM20220009)supported by the Fundamental Research Funds for the Central Universities and the Youth Teacher International Exchange and Growth Program,ChinaProjects(2022YFC2905600,2022YFC3004601)supported by the National Key R&D Program of ChinaProject(2023XAGG0061)supported by the Science,Technology&Innovation Project of Xiongan New Area,China。
文摘Metal mineral resources play an indispensable role in the development of the national economy.Dynamic disasters in underground metal mines seriously threaten mining safety,which are major scientific and technological problems to be solved urgently.In this article,the occurrence status and grand challenges of some typical dynamic disasters involving roof falling,spalling,collapse,large deformation,rockburst,surface subsidence,and water inrush in metal mines in China are systematically presented,the characteristics of mining-induced dynamic disasters are analyzed,the examples of dynamic disasters occurring in some metal mines in China are summarized,the occurrence mechanism,monitoring and early warning methods,and prevention and control techniques of these disasters are highlighted,and some new opinions,suggestions,and solutions are proposed simultaneously.Moreover,some shortcomings in current disaster research are pointed out,and the direction of efforts to improve the prevention and control level of dynamic disasters in China’s metal mines in the future is prospected.The integration of forward-looking key innovative theories and technologies in the abovementioned aspects will greatly enhance the cognitive level of disaster prevention and mitigation in China’s metal mining industry and achieve a significant shift from passive disaster relief to active disaster prevention.
文摘Big data is playing an important role in preventing,control and monitoring COVID-19,but during the process,the legality of the use of personal information shall be paid attention to.Personal information should be divided into general information and sensitive information,and the use of sensitive information should take"Consent"as its legality basis.In the process of personal information collection,the subject qualification of the collection organization or personnel should be clearly defined,and the starting conditions and process specifications of the collection work should be determined.The use of personal information should be in accordance with legal provisions or agreed ways and purposes and should not violate individual privacy rights and other personality rights,and should not improperly display the"digital image"of individuals.
文摘Objective Individuals with pulmonary hypertension(PH)have reduced exercise capacity and quality of life.Exercise-based rehabilitation may have beneficial effects to improve the exercise capacity and quality of life in patients with PH.We aim to assess the efficacy and safety of exercised-based rehabilitation for people eith PH by performing a randomized controlled trails(RCTs)meta-analysis of exercised-based rehabilitation for people with PH by performing a randomized controlled trails meta-analysis.
