The spatial distribution characteristics of forest parks in Shandong Province were studied using geographical concentration index,Gini coefficient,and ArcGIS an
The combination of hydrolytic acidification and biological aerated filter( BAF) filled with mussel shells was used to treat domestic wastewater,and the removal ra
Solid phase extraction (SPE) and gas chromatography (GC) were combined to establish a method for detecting traces of chlorpyrifos inseawater, and the effects of
Rectifier diode production wastewater that contains acid, alkali and heavy metal ions in a company was treated by using neutralization/coagulation sedimentation
With the improvement of the international community s environmental requirements, ship emissions standards are more stringent. In order to complete the exhaust
Based on the analysis of social risk of geological disasters,the index system of social risk evaluation was established. To assess the social risk quantitativel