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单词
photoelectric intrusion detector
释义
photoelectric intrusion detector
英?[?f??t????lektr?k ?n?tru:??n d??tekt?]
美?[?foto??l?ktr?k ?n?tru??n d??t?kt?]
释义
光电防盗报警器,光电侵入检测器
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更新时间:2025/8/4 18:26:20