... 卤代酮 halogenated ketone 卤代烷 alkyl halide; alkylhalide; alkylogen; haloalkanes 卤代物 yl halide ...
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It leaves no trace after fire extinguishing. It replaces for alkylogen annihilator.
灭火后不留痕迹,是取代卤代烷灭火器的替代品。
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