Smoke Detectors beep 不停, 換了新電池照樣BEEP. 請高手指點,還有什麽其他原因.
Smoke Detector beeps
(2009-08-21 07:32:25) 評論 (0)Smoke Detectors beep 不停, 換了新電池照樣BEEP. 請高手指點,還有什麽其他原因.
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Smoke Detector beeps
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