| 1. | Textile floor coverings . assessment of the creep of the backings 纺织地毯.背衬蠕变的评定 |
| 2. | Textile floor coverings - assessment of the creep of the backings 铺地纺织物.背衬蠕变的评定 |
| 3. | Plain bearings - requirements on backings for thick - walled multilayer bearings 厚壁多层轴承衬背技术要求 |
| 4. | Plain bearings . requirements on backings for thick - walled multilayer bearings 滑动轴承厚壁多层轴承衬背技术要求 |
| 5. | Plain bearings ; requirements on backings for thick - walled multilayer plain bearings 关节轴承.薄壁多层关节轴承轴瓦的要求 |
| 6. | Textile floor coverings - assessment of the creep of the backings ; german version en 995 : 1995 织物地毯.背衬蠕变的评估;德文版本en 995 : 1995 |
| 7. | Rubber or plastics coated textile backings . determination of the flexibility . pendulum method 背面涂有橡胶或塑料的织物底布.柔软性试验.摆锤方法 |
| 8. | The results show that the influences of various backings on the acoustic characteristics of anechoic coating are obviously different 结果表明,不同背衬对吸声覆盖层吸声性能的影响具有明显不同的特性。 |
| 9. | Based on our two - dimensional approximate theoretical analysis , a transfer function model of the acoustic characteristics of underwater anechoic coating with various backings is established on the low - frequency range 摘要在吸声覆盖层水声声管测试的实验研究中,覆盖层背衬的选择对测量结果有重大影响。 |