| 1. | Power frequency ground resistance measurement for poles towers 杆塔工频接地电阻测量 |
| 2. | Discussions on uhv conductors and tower structure in china 关于我国特高压导线和杆塔结构的探讨 |
| 3. | New tower model in calculation of lightning protection on transmission line 输电线路防雷计算中的新杆塔模型 |
| 4. | Technical regulation of design for tower and pole structures fo overhead transmission line 架空送电线路杆塔结构设计技术规定 |
| 5. | Do not disturb any earthing conductors connecting the overhead line polestowers to the ground 不得干扰接驳架空电缆杆塔与地面的任何接地导体。 |
| 6. | Earthing conductors are normally buried underground and connected to the overhead line from the bottom of the polestowers 接地导体通常埋于地下,并从杆塔底接驳至架空电缆。 |
| 7. | During the three decades lately , a number of experimental study used to resist horizontal and vertical loads of spread foundations are carried out worldwide 近三十年来,国内外对承受水平和铅直荷载的输电线路杆塔基础进行了大量卓有成效的试验研究。 |
| 8. | The model considers peak value of lightning current , tower grounding resistance , tower style , line surge impedance , power frequency voltage and distance between towers 模型中考虑了雷电流幅值、杆塔冲击接地电阻、杆塔具体形状、尺寸、杆塔波阻抗、工频电压及档距等因素的影响。 |
| 9. | These measures include installation of lightning lines , decrease of the tower grounding resistance as far as possible , the reasonable use of arc suppressing coils and adoption of arresters 处理方法包括加装避雷线、尽量减低线路杆塔接地电阻值、消弧线圈的合理使用和采用线路型避雷器。 |
| 10. | To fetch soil and do pole stamping , drilling or digging or dump acids , alkaline , salt and other harmful chemicals within the prescribed scope covered by the base of electric poles or towers and bracing wires (八) 、在杆塔、拉线基础的规定范围内取土、打桩、钻探、开挖或倾倒酸、碱、盐及其它有害化学物品。 |