Based on lightning monitoring data obtained by Heilongjiang lightning location network during 2015-2017, total characteristics, current intensity, annual change
Microorganism plays an irreplaceable role in litter decomposition, and the dynamics of microbial activity in litter is of ecological significance in understandi
The possibility of anaerobic digestion of high oil waste at high temperatures was explored, and the effects of fat concentration on biogas production via anaero
Nessler's reagent spectrophotometry,gas phase molecular absorption spectrometry and ion chromatography were respectively used to determine ammonia nitrogen
Based on the survey data of public meteorological services, differences between users9 needs for public meteorological services were analyzed by using Maslov/s