id	keyword
fis-1841	rock
fis-1841	strength
fis-1841	specimen
fis-1841	tensile
fis-1841	strain
fis-1841	modulus
fis-1841	fig
fis-1841	ratio
fis-1841	stone
fis-1841	size
fis-1841	alfas
fis-1841	test
fis-1841	diameter
fis-1841	poisson