| 1. | Shielding performance and test methods of protection material against x - rays 射线防护材料屏蔽性能及检验方法 |
| 2. | Preparation and uv shielding of homogeneous dispersion nanometer tio 均匀分散纳米二氧化钛的制备及其紫外线屏蔽性能 |
| 3. | Small - scale model experimental study on lightning shielding performance of 500 kv transmission lines in plain area 输电线路雷电屏蔽性能的模型试验研究 |
| 4. | Test procedure for measuring relative shielding properties of active and passive coaxial cable devices using h - p magnetic close field probe 用h - p磁性相临场探测法测量有源和无源同轴电缆设备相关屏蔽性能的试验规程 |
| 5. | Mechanical structures for electronic equipment - tests for iec 60917 and iec 60297 - part 3 : electromagnetic shielding performance tests for cabinets , racks and subracks 电子设备的机械结构. iec 60917和iec 60297试验.第3部分:机壳支架及辅助框架的电磁屏蔽性能试验 |
| 6. | Shield mantle adopt epoxy static spray , beautiful appearance and avoid causticity . 4 coaxial connector port shield and exchange well , guarantee the stability and reliability of the main technology standard 4同轴连接件器端子盒有良好的屏蔽性能及互换性,保证了设备的主要技术指标的稳定可靠 |
| 7. | Cable pipe ? a protection casing pipe used for special purposes when crossing roads or bridges , with good characteristics of being acidproof and alkaliproof , and good performance on electric insulation and electromagnetic shielding 电缆管? ?为电缆过路、过桥专用保护套管,具有良好的耐酸碱和电气绝缘性能,电磁屏蔽性能。 |
| 8. | Than adopt aluminium bring or weave with aluminium foil cable have shielding not to be performance fine , decay little , return waves echo loss performance kind merit , its product parameter has already reached the international similar products level 比采用铝带或编织加铝箔的电缆具有屏蔽性能好、衰减少、回波损耗性能好等优点,其产品参数已达到国际同类产品水平。 |
| 9. | Based on the comprehensive summary of the research and application of the modern ultraviolet radiation stabilizing agent , we began with the property of the uv shielding and chose the nano - tio2 , sio2 , zno as the uv shielding agent 在全面综述新型聚合物紫外光稳定剂的研究发展和应用状况的基础上,从材料的紫外光屏蔽性能出发,确定选用纳米tio _ 2 、 sio _ 2 、 zno作为涂料的光稳定材料。 |
| 10. | The aluminum tube is always used as outer conductor for bibsized cable in the countries of the united statess and japan etc . so to heighten properties of screening and fine moist - proof and mechanical protection . so the aluminum tube outer conductor can be adopted for - 9 , - 12 cables 美、日等国家对大尺寸电缆均采用铝管作外导体,以提高屏蔽性能和良好的防潮及机械保护,为此,对- 9 、 - 12电缆可以用铝管外导体。 |