分等规定 meaning in Chinese

regulation of classification

Skeined colour jute threads - technical requirements and grading stipulation
黄麻绞包麻线的技术条件和分等规定
Hessiancloth - grading stipulation
黄麻麻布的分等规定
Gunnybags - grading stipulation
黄麻麻袋的分等规定
Jute yarns for wire rope cores - technical requirements and grading stipulation
黄麻钢丝绳芯麻纱的技术条件和分等规定
Jute yarns and threads for cables - technical requirements and grading stipulation
黄麻电缆麻纱线的技术条件和分等规定