| 1. | Electrical measuring instruments utilizing radioactive sources
利用放射源的电测量仪表 |
| 2. | Electrical measuring instruments . identification of thermocouples
电测仪器.热电偶的鉴别 |
| 3. | Specification for electrical measuring instruments - x - y recorders
电气测量仪表规范. x - y记录仪 |
| 4. | Electrical measuring instruments ; spiral springs ; dimensions
电气测量仪器.第1部分:螺旋弹簧.尺寸 |
| 5. | Electrical measuring instruments - x - y - recorders ; amendment 1
电工测量仪器. x - y型记录仪.第1次修改 |
| 6. | 0 . 5 1 0 . 05 v shunts for electrical measuring instruments . class 0 , 5 and 1
电测仪表用0 . 5伏分流器 |
| 7. | 0 . 5 1 0 . 3 volt shunts for electrical measuring instruments . classes 0 . 5 and 1
电测仪表用0 . 5伏分流器 |
| 8. | 0 . 5 1 0 . 1 volt shunts for electrical measuring instruments . classes 0 . 5 and 1
电测仪表用0 . 1伏分流器 |
| 9. | Direct acting recording electrical measuring instruments and their accessories
直接记录电气测量仪表及其附件 |
| 10. | Direct acting recording electrical measuring instruments and their accessories
直接作用的记录用电气测量仪器及其附件 |
