alkali extraction meaning in Chinese

碱抽提

Standard test method for determining the relative degree of oxidation in bituminous coal by alkali extraction
碱萃取时烟煤中氧化过程相对等级测量的标准试验方法
Three different extraction methods ( cold methanol , hot ethanol and alkali extraction ) were analyzcd and compared using the direct infusion electrospray ionization - mass spectrometry ( esi - ms ) as the evaluation standard
本研究以特定厌氧条件下培养的大肠杆菌为研究对象，以电喷雾质谱直接进样测定为评价标准，比较并分析了冰甲醇、热乙醇和碱抽提3种抽提方法。
The bioactive strain ' s fermentation product was isolated and purified primarily using methods of solvent extraction , acid - alkali extraction , ab - 8 macropore absorption chromatography , 1 x 007 positive ion exchange chromatography , the result showed the purification product has prominent bioactivity inhibit staphalococcus aureus
中国热带农业科学院、华南热带农业大学2003届硕士研究生采用有机剂抽提法、酸碱抽提法、大孔吸附树脂柱层析和阳离子交换树脂柱层析等方法对hsl 306菌株发酵产物进行了初步分离纯化。