一、揭题示标 1.导入Greatings. T:Hello,boys and girls. S:Hello,Miss Feng. T:How are you? S:I’m fine,thank you.And you? T:I’m fine,too.Thank you. T:Now,let’s look at the pictures and then listen to the c
Aim To investigate a new method for synthesis of an Immobilized-Metal Affinity Chromatography(IMAC) adsorbent with superparamagnetism(Fe3O4/SiO2-GPTMS-Asp-Co).M