quality standard,standard of quality /INDUSTRY-METAL/
[DE] Gütenorm; Gütestandard; Qualitätsnorm; Qualitätsstandard
[EN] quality standard; standard of quality
[FR] norme de qualité
quality grade,quality level,quality standard,standard of quality /TECH/
[DE] Guetennorm; Guetestandard; Guetestufe
[EN] quality grade; quality level; quality standard; standard of quality
[FR] norme de qualité