乙醇溶液减压浓缩，真空干燥，得七叶总皂苷。
The ethanol solution is concentrated by reducing pressure and dried by vacuum; finally, aescinate total saponin is obtained.
采用微波萃取、减压浓缩、超音速射流技术喷雾干燥等步骤制成。
It is prepared through microwave extraction, decompressing concentration, spray drying in supersonic jet and other steps.
由于采用减压浓缩，故浓缩时间短，且不会破坏热敏性物料的有效成份。
The concentration under reduced pressure brings short time of concentration and prevent the destruction of the effective content in the thermal sensitive material.
反应后得到的溶液无需减压浓缩，就可直接进行分离和干燥，降低了能耗。
The getted solution need not pressure reduction condensation; it can be separated and dried directly, depressing energy consumption.
采用高浓度醇溶液处理羊栖菜粉、稀酸提取、减压浓缩、乙醇分级沉淀和冷冻干燥等单元操作，可以获得褐藻糖胶产品。
The fucoidan product was obtained by pretreatment of algae powder with high concentration ethanol, diluted acid extraction, concentration under vacuum, ethanol precipitation and lyophilization.
介绍了真空减压抽滤、蒸馏、浓缩、干燥等综合应用的操作方法与使用效果。
The operating procedures of Vacuum suction filtration, distillation, con - centration and drying and the effects of comprehensive application were also introduced.
针对克林霉素磷酸酯工业生产过程中解吸液的组分特性和目前传统生产技术存在的问题，研究了用纳滤膜浓缩替代减压蒸馏浓缩的可行性。
Aimed to solve the problem in the former production process of Clindamycin Phosphate (CLP), the paper discussed the feasibility that the desorption solution of CLP was concentrated by nanofiltration.
方法：将中药黄芩加水熬制，采用负压抽滤后合并滤液，用减压蒸发的方法将药液浓缩制成水提液。
METHODS:We decoct the Chinese medicine Scutcllaria Baicalensis Georgi by adding water, then drainaging and filtering it under the negative pressure before we collect the filtrate.
方法：将中药黄芩加水熬制，采用负压抽滤后合并滤液，用减压蒸发的方法将药液浓缩制成水提液。
METHODS:We decoct the Chinese medicine Scutcllaria Baicalensis Georgi by adding water, then drainaging and filtering it under the negative pressure before we collect the filtrate.
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