id	keyword
app01-7982	concrete
app01-7982	conductivity
app01-7982	energy
app01-7982	heat
app01-7982	pile
app01-7982	mechanical
app01-7982	geps
app01-7982	temperature
app01-7982	soil
app01-7982	case
app01-7982	transfer
app01-7982	properties
app01-7982	performance