... 手写中文字符：handwritten Chinese character 手提式泡沫发生器：portable foam device 手提式炮沫喷口：portable foam applicator ...
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portable foam generating device 手提式泡沫发生器 portable foam monitor 移动式泡沫炮 portable gas monitoring instrument 便携式气体监测仪 ..
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portable foam device
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portable foam device
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