id	keyword
ajst-23588	shoreline
ajst-23588	shuidong bay
ajst-23588	linear
ajst-23588	sandy
ajst-23588	change
ajst-23588	coastline
ajst-23588	rate
ajst-23588	evolution
ajst-23588	shoreline change
ajst-23588	erosion
ajst-23588	paper
ajst-23588	method