essential water

短语词组

短语

• essential chilled water system 重要冷冻水系统
• essential service water pump 重要厂用水泵
• essential service water 重要厂用水
• essential l water 组成水
• essential service water discharge canal 重要厂用水系统排水渠
• essential service water pumping station 事故用水泵站
• non -essential chilled water system 非重要冷冻水系统
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