absolutely industry concentration
industry concentration ratio
industrial concentration degree
market concentration degree
Precipitation concentration degree
precipitation concentration degree and period
precipitation concentration degree PCD
Precipitation-Concentration Degree
precipitation-concentration degree PCD
Precipitation-concentration degree(PCD)
runoff concentration degree
Seismic concentration degree C
degree-degree relativity
coalition action between coal industry and electricity industry
confrontation between coal industry and electricity industry
cooperation between the coal industry and the power industry