pumping out

短语词组

短语

• pumping -out test in steady flow 稳定流抽水试验
• Interference pumping -out test 干扰抽水试验
• pumping station out of well 井泵站
• flow -diagram of pumping-out heating system 抽吸式系统流程图
• pumping out system 泵出系统;抽水系统
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