| 1. | Treatment design for the foundetions on different hardness degree 建筑物基底坐落在软硬不同土层上的地基处理设计 |
| 2. | Verification scheme of measuring instruments for international rubber hardness degree 橡胶国际硬度计量器具检定系统 |
| 3. | 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 |
| 4. | 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 |
| 5. | 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 |
| 6. | They have the function of clearing grit , oxidation cover , cleaning surface , increase hardness degree , and strengthen the attaching capability 起到清砂去除氧化层表面清理提高强化度增强附着力作用。 |