词汇	front danger
释义	front danger n.不怕危险
随便看	dense patch dense patch, dense area dense personal place dense phase dense-phase dense phase carbon dioxide dense phase conveying dense-phase conveying dense-phase flow dense phase fluidization dense-phase fluidization dense-phase fluidized dense phase fluidized bed dense-phase fluidized bed dense phase layer dense-phase lifting densephase lifting of catalyst dense phase lifting of catalyst dense phase pipelining dense phase pneumatic conveying dense phase pot dense phase powder feeder dense phase pulverized coal dense-phase pump dense phase riser