Home / Standards / JB/T 8026.7 JB/T 8026.7 Standard Type JBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A 📋 Scope / 适用范围 ai_extracted 本标准规定了规格为12~20mm 的自动调节支承。 Content extracted by AI. Not officially verified.