Extraction of characteristic quantity will affect straightway the distinguishability ratio of Wood disfigurement detection system.
特征量的提取直接影响木材缺陷检测系统的识别率。
The GC-MS composition analysis indicated that there were significant differences between surface extraction and inside extraction in quality and quantity.
MS分析显示:烟叶表面二氯甲烷萃取物和叶内萃取物在化学成分方面存在质和量的差异。
The results showed that the super- critical CO2 fluid extraction technology is more simple and convenience, and the method is better than solvent extraction in quality and quantity.
结果表明:在此工艺参数和条件下,超临界CO2萃取所得的胚芽油产品品质及产量远远优于溶剂浸出法。
Methods: By single-factor experiment, quantity of water, degree of crush, time of extraction and soakage and the part of medicinal materials were studied.
方法:以挥发油所得量为评价指标,采用单因素比较法对提取过程中的加水量、药材粉碎度、提取时间、浸润时间及药材提取部位等进行了全面比较。
Objective: to optimize extraction technology of Stigma Maydis Polysaccharides and study its assaying method to provide theory for the quantity control of Stigma Maydis Polysaccharides.
目的:优化玉米须多糖的提取工艺,研究含量测定方法,为进一步深入研究玉米须多糖制剂的质量控制提供理论依据。
The relationship between extraction efficiency and washing time as well as water quantity, and the pulp quality after washing are investigated.
探讨了黑液提取率与浆料洗涤时间、水量的关系及洗后浆所达到的洗净程度等。
The functional mechanism of cyanogenic glucoside was analyzed, and the solvent system, additional quantity of water, extraction temperature and extraction times were investigated.
分析了生氰糖苷的作用机理,研究了溶剂系统、加水量、浸提温度和浸提次数对脱毒效果的影响。
The freezing time affected the quantity of DNA extraction, but had only small effect on the purity and RAPD fingerprints of genomic DNA.
蠕形螨冻存时间影响DNA提取的量,但对DNA提取的纯度和RAPD指纹图谱影响较小。
The method including the process of extraction chromatography and the mass spectrum measurement for the exact analysis of micro neptunium in the existence of large quantity of uranium is established.
建立了准确测定常量铀中微量镎的方法。方法包括萃取色层法分离和质谱法测量。
Text information extraction is an important method of processing large quantity of text. The application of hidden Markov model to information extraction is a relatively new research topic.
文本信息抽取是处理海量文本的重要手段,将隐马尔可夫模型应用到信息抽取领域是一个比较新的研究课题。
Methods the quantity of chlorogenic acid and the extraction yield of solid extracts were chosen as indexes, the orthogonal test and HPLC was used to optimize the process conditions.
方法以出膏率和绿原酸含量为指标,采用正交试验法和HPLC,优选复肝宁胶囊的提取工艺。
Methods the quantity of chlorogenic acid and the extraction yield of solid extracts were chosen as indexes, the orthogonal test and HPLC was used to optimize the process conditions.
方法以出膏率和绿原酸含量为指标,采用正交试验法和HPLC,优选复肝宁胶囊的提取工艺。
应用推荐