| 1 | We need reed needles to speed the deed indeed. | |
| 2 | The advantage of this technology is that the computer can inspect the reed switch automatically. | |
| 3 | Sheng is a mouth-blown free reed instrument consisting essentially of vertical bamboo pipes. | |
| 4 | The structure of the existing open circuit warner is that: the reed switch and the open circuit warning circuit are connected into a section; | |
| 5 | In the dry spring of alarm circuits, by adding a switch, the infusion Xiang Piguan to add a micro-solenoid valve. |
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