问题描述：
[单选]
2022年1月起生產的手機產品保修卡沒有IMEI貼紙，仍然具有保修效力。The warranty card of mobile phone products produced from January 2022 does not have the IMEI sticker and still has the warranty effect．
A．正確true
B．錯誤false
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答案解析：无
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答案解析：无
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上一篇：整機拆機後，若拆主機板是導熱凝膠保存完好，可以不用更換導熱凝膠。（）After disassembling the whole machine， if the mainboard is removed and the thermal conductive glue is well preserved， there is no need to replace the thermal conductive gel．（）
下一篇：LCD 和OLED 最根本的區別是OLED 是自發光，而LCD需要通過背光板照射才能顯示。The most fundamental difference between LCD and OLED is that OLED is self-illuminating， while LCD needs to be illuminated by a backlight to display．
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