essential water

短语词组

短語

• essential chilled water system 重要冷凍水系統
• essential service water pump 重要廠用水泵
• essential service water 重要廠用水
• essential l water 組成水
• essential service water discharge canal 重要廠用水系統排水渠
• essential service water pumping station 事故用水泵站
• non -essential chilled water system 非重要冷凍水系統
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