bubble-cap overflow waterproof flame arrestor
...泡罩式溢流水封阻火器；细水雾发生器[gap=777]Key words: Low Concentration Gas; In-line Dry Flame Arrester for Coal Mine Gas; Bubble-cap Overflow Waterproof Flame Arrestor; Fine Water Mist Producer ..
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bubble-cap overflow waterproof flame arrestor
气泡帽溢流防水阻火器
以上为机器翻译结果，长、整句建议使用 人工翻译 。