multi-purpose extinguisher
multi-purpose dry chemical fire extinguisher 通用干粉灭兵器 multi-purpose extinguisher 通用灭火剂 multi-purpose film-forming fluoro - protein 多成果成膜氟蛋白泡沫液 ..
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短语
通用干粉灭火剂
multipurpose dry powder
;
multipurpose dry chemical
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