id	keyword
fis-1843	strain
fis-1843	stress
fis-1843	value
fis-1843	marble
fis-1843	psc
fis-1843	mortar
fis-1843	glass
fis-1843	materials
fis-1843	point
fis-1843	specimen
fis-1843	electric
fis-1843	techniques