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| 41. | inspection plug |
| 检查塞 |
|
|
| | |
| 42. | restricted plug |
| 定位塞 |
|
|
| | |
| 43. | anticoncussion plug |
| 抗振荡耳塞 |
|
|
| | |
| 44. | lubricating plug |
| 注油栓 |
|
|
| | |
| 45. | multiconductor plug |
| 多线插头 |
|
|
| | |
| 46. | preheating plug |
| 电热塞 |
|
|
| | |
| 47. | supporting plug |
| 支持柱塞 |
|
|
| | |
| 48. | concentric plug |
| 同心插头 |
|
|
| | |
| 49. | plug commutator |
| 插塞式交换机 |
|
|
| | |
| 50. | capacitive plug |
| 电容插头 |
|
|
| | |