<正> Outlined the South African mine health and safety regulatory framework,in- cluding the roles of government,tripartite council,service agencies,mine enterpr
<正> Thermal degradation processes and kinetics of composites based on ultrafinecoal powder and high density polyethylene(HDPE),linear low density polyethylene(
The freeway passes over the gob area of the Zaibo coalmine or its neighborhood when it is built. It is a noticeable problem that the construction of freeway and
<正> Based on heterogeneous and porous medium seepage of air leakage-diffusionequation, as well as, gas and porous medium synthesis heat transferring equation,
<正> Aiming to the deficiency of safety management measure,established simulation model about firm's safety management capability(FSMC) based on organizatio
<正> Function simulation,which is called virtual reality too,is popularly applied to solve uncertain problems.Good performance of hidden layers and perfect capa