vacuum air pump

短语词组

短語

• vacuum -air pump 真空琯
• dry vacuum air pump 乾式真空氣泵;乾真空泵
• vacuum and pressure air pump 抽空壓氣兩用泵
• vacuum pump air removal system 真空泵抽氣裝置;抽氣真空泵組;真空泵抽氣系統
• vacuum pump air -removal system 抽氣真空泵組
• vacuum pump of max air [真空]氣鎮泵
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