يعرض 1 - 15 نتائج من 15 نتيجة بحث عن '"曹 鳳英"', وقت الاستعلام: 0.49s تنقيح النتائج
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    Academic Journal
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    Periodical

    Alternate Title: Analysis on Structure of Two Petroleum Sulfonates. (English)

    المؤلفون: 张广煜, 叶珊珊, 曹凤英

    المصدر: China Cleaning Industry / Zhongguo Xidi Yongpin Gongye; 2020, Issue 5, p82-85, 4p

  12. 12
    Periodical

    Alternate Title: Study On The Composition Analyzing Of Alkyl Benzene For Enhanced Oil Recovery. (English)

    المؤلفون: 曹凤英, 杨长生, 叶珊珊

    المصدر: China Cleaning Industry / Zhongguo Xidi Yongpin Gongye; 2019, Issue 9, p97-102, 6p

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    Academic Journal
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    Academic Journal
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    Academic Journal