| 1. | Textile machinery and accessories - main dimensions for section wires for metallic card clothing - foot with interchaining
纺织机械和附件.梳理机的金属针布用异型钢丝的主要尺寸.链与链间的底边 |
| 2. | Textile machinery and accessories - main dimensions for section wires for metallic card clothing - part 2 : foot with interchaining iso 9903 - 2 : 2003
纺织机械和附件.梳理金属针布用异型钢丝主要尺寸.第2 |
| 3. | Cylindrical helical springs made from rectangular and square section wire and bar - guide to calculation and design - torsion springs
矩形和方型线材和棒材制的圆柱形螺旋式弹簧.计算和设计指南.扭力弹簧 |
| 4. | Cylindrical helical springs made from rectangular and square section wire and bar - guide to calculation and design - compression springs
矩形和方型线材和棒材制的圆柱形螺旋式弹簧.计算和设计指南.压缩弹簧 |
| 5. | Textile machinery and accessories - main dimensions for section wires for metallic card clothing - foot without interlocking or interchaining
纺织机械和附件.梳理金属针布用异型钢丝的主要尺寸.无互联锁或链接的底边 |
| 6. | Textile machinery and accessories - main dimensions for section wires for metallic card clothing - part 1 : foot without interlocking or interchaining iso 9903 - 1 : 2003
纺织机械和附件.梳理机金属针布用异型钢丝的主要尺寸 |
| 7. | The pt secondary loop voltage drop is a changing amount and has the characteristics of indirection and certain randomness . the second , according to the cause of pt secondary loop voltage drop , the different methods to reduce the pt secondary loop voltage drop were analyzed and the conclusions are draw as below : 1 . changing bigger section wire and maintaining the connector plugs regularly can reduce the pt secondary loop voltage drop effectively , but ca n ' t guarantee which meets the relevant rules
首先，通过对电压互感器二次压降的形成机理进行分析，得出以下关于二次压降的相关结论： 1 、电压互感器二次压降等于二次回路阻抗和回路电流的乘积； 2 、电压互感器二次回路阻抗分为元器件自身阻抗和接触阻抗两部分，且接触阻抗占主要部分，从而使得电压互感器二次回路阻抗具有动态特性，而且具有一定的随机性； 3 、电压互感器二次回路电流与二次负荷和回路阻抗大小相关，因而二次回路电流也是变化的； 4 、电压互感器二次压降是一个变化量，且具有单向性和一定的随机性。 |
