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甲烷报警器
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甲烷报警器
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煤矿瓦斯爆炸
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methane alarm
甲烷报警器
具有检测甲烷浓度功能、在甲烷浓度达到或超过规定的浓度值时能发出声、光报警信号的仪器。又称瓦斯报警仪。
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remanent polarization
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remapping
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remarkable
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Remarks on Fu (Rhapsody)
Remarks on National Cultural Heritage
Remarks on Poetry in the Ancient and Contemporary Times
Remarks on Translation Books
Remarriage of Mrs.Li
remarriage rate
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Rembrandt
Rembrandt light
Rembrandt lighting
REMD
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