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Noun:
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the source of water for a well
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a structure built over a well
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用作名詞 (n.)
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Affective wellhead was bred to be polychrome life and sincere life!
情感性的飲用水水源地,蘊育了多彩多姿的日常,精誠的生命是什么!
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The coordinated water-injection flowsheet means a series of water conditioning flowsheets from water source well or oil processing plant to water injection wellhead.
一根龍充水加工注意事項,所指從飲用水水源地井或油區來水至充水閥井的一款型水環境處理充水加工注意事項。
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左右主要內容獨門創造,受文獻權呵護,侵權商標必究
海詞辭典,十六年品牌形象