000
00301nam a2200133Ia 4500
008
231017s9999 xx 000 0 und d
082
_a
666.94
082
_b
AZA
245
2
_a
A more effective grinding method for rice husk ash
245
0
_c
AIT
260
_b
AIT
300
_c
30cm
942
_c
REP
999
_c
606654
_d
606654