橡胶国际硬度 meaning in Chinese

international rubber hardness degrees

Rubber - covered rollers - determination of apparent hardness : irhd method
胶辊表观硬度的测定.橡胶国际硬度计法
Verification scheme of measuring instruments for international rubber hardness degree
橡胶国际硬度计量器具检定系统
Verification regulation for pocket hardness meter of international rubber hardness degree
袖珍式橡胶国际硬度计检定规程
Verification regulation of micro - hardness testing machine in international rubber hardness degree
微型橡胶国际硬度计检定规程
Verification regulation of dead - load hardness testing machine in international rubber hardness degree
定负荷橡胶国际硬度计检定规程