{HEAD ~ The policy rules} can assign {TAIL ~ different weights} to different types of application state information according to existing circumstances, and otherwise implement complex priority determining logic 
assign
{ HEAD ~ The policy rules } can assign { TAIL ~ different weights } to different types of application state information according to existing circumstances , and otherwise implement complex priority determining logic
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH