1) Special thread gauges for gas cylinders
GB/T 8336-1998 气瓶专用螺纹量规
2) Special threads for gas cylinders
GB 8335-1998 气瓶专用螺纹
3) The interference-fit threads
GB/T 1181-1998 过盈配合螺纹
4) Functional gauges
GB/T 8069-1998 功能量规
5) Mechanical engineering drawings rules of CAD
GB/T 14665-1998 机械工程 CAD制图规则
6) Drop-forged rivetless chains for conveyors
GB/T 17482-1998 输送用模锻易拆链
参考词条