study on the extraction of polyphenols substance(ps)from kujingcha was carried out by ultrasound wave and the effects of experimental factors on experimental results were discussed.
对超声波辅助提取苦荆茶中多酚类物质的工艺进行研究,讨论了各实验因素对实验结果的影响。
it occurs cavitating effect when the ultrasound wave is spreading inside the poly-mer melting, and this effect will blend and break the particle of polymer melting so the blending will be homogeneous.
the saponins from waste residue of the soybeans were extracted by soxhlet method, ultrasound wave and ultrasound-assisted solvent extraction, using yield as the index.
objective to study the clinical effect of ultrasound wave plus chinese herbs enema and ultraˉshortwave plus medial frequency electrotherapy on chronic pelvic inflammatory disease.
目的比较超声波并中药灌肠与超短波联合中频电疗治疗慢性盆腔炎的临床疗效。
the effect of ultrasound wave on yield of products was investigated and the structure and compositions of the as-prepared products were characterized by ir and element analysis.