Automatic feed is realized, the auxiliary device of the high-efficiency electric iron can be operated by one hand and the other hand can freely catch a device to be soldered.

实现自动送料，可以实现一手操作高效电烙铁的辅助装置，另一只手任意摆弄扶持被焊器件。

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At the sink, you thrust your hands repeatedly toward the faucet, hoping to catch the automatic eye that will turn the water on.

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