| 1. | Mercury lamp transformers - constant - current series supply type 水银灯变压器.恒定电流 |
| 2. | Electric lamps - 750 - watt , 120 - volt self - ballasted mercury lamps 电灯. 750瓦120伏自镇流汞灯 |
| 3. | The mercury lamps with dysposium are listed in table 3 金卤灯(汞灯)的规格和主要技术性能见表3 |
| 4. | Electric lamps - 450 - watt , 230 - volt , b75 self - ballasted mercury lamps 电灯. 450瓦230伏b75自镇流汞灯 |
| 5. | Specification for mercury lamps 水银灯的技术要求 |
| 6. | Electric lamps - 250 - watt , 120 - volt self - ballasted mercury lamps - specifications 电灯. 250瓦, 120伏.自镇流水银灯.规范 |
| 7. | High pressure mercury lamp 高压汞灯 |
| 8. | Electric lamps - specifications for mercury lamps - maximum outline drawing of bulb bt56 , page 56 电灯.水银灯规范. bt56灯泡的最大外形图. 56页 |