Designations for LiNbO3 LiTaO3 Bi12GeO20Bi12SiO20 piezoelectric crystals
NORMA vydána dne 28.6.1988
Designation standards: GB/T 9532-1988
Note: NEPLATNÁ
Publication date standards: 28.6.1988
Country: Chinese technical standard
Kategorie: Technické normy GB