The bonding pad of the circuit board is provided with the gap, the gap and the positioning hole are spaced by certain interval to avoid tin leaking.
在电路板的焊盘上开设缺口，该缺口与定位孔相距一定间隔，可避免出现漏锡。
Storage condition: keep in cool and dry places, avoid direct sunlight, if tin cans are swollen, leaking or corroded, do not drink.
储存方法：常温、避光保存、如发现有漏罐、胀罐等现象，请勿开盖食用。
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