查询词典 extraction

The influence of different polarity solvents on the antimicrobial effect of Yucca gloriosa L.extraction was studied,and the optimum extraction conditions were confirmed with L_9(3~4) orthogonal experiment.

以不同极性的提取溶剂制备凤尾兰提取液，研究提取液对几种果蔬病原菌的抑制效果，通过单因素试验和L9(34)正交试验，确定抑菌成分的较佳提取条件。

Defatted wheat germ was micronized by comibmed method of hammer mill and colloid mill in order to increase the extraction rate of protein, followed by steps of alkali extraction and ultrafilter concentration, respectively. A quadratic mathematical model was developed statistically by means of Box-Behnken central composite design and response surface methodology.

为了提高麦胚蛋白的提取率，采用锤式粉碎与胶体粉碎相结合的方法对脱脂麦胚进行微细化处理，再用碱提、超滤浓缩法提取制备麦胚蛋白，同时，通过Box-Behnken中心组合设计及响应面分析，建立了预测麦胚蛋白提取率的二次多项数学模型，优化了蛋白质的提取工艺。

This method basic thought is: First, extracts the time and the place phrase which in the news essential factor the event occurs; Then, through extraction time and place phrase extraction news content; Finally, through calculates their similarity according to the study news content to judge the news homepage the heavy multiplicity.

该方法的基本思想是：首先，抽取新闻要素中关于事件发生的时间和地点短语；然后，通过抽取的时间和地点短语抽取新闻的内容；最终，根据学习的新闻内容通过计算它们的相似度来判断新闻网页的重复度。

Each one designed various extraction and separation methods on the extraction, isolation and identification experiment of hesperidin.

方法将2004级药学专业36班32个学生分为8组，每组4人，各组设计了不同的提取分离方法进行橙皮苷的提取、分离和鉴定实验。

The extraction method of imidacloprid in honeysuckle by solid phase extraction was evaluated.

利用固相萃取法对金银花中吡虫啉的提取方法进行了研究。

Refers to the material production sector which is engaged in extraction of natural resources and processing and reprocessing of minerals and agricultural products, including (1) extraction of natural resources, such as mining, salt production, logging (but not including hunting and fishing);(2) processing and reprocessing of farm and sideline produces, such as rice husking, flour milling, wine making, oil pressing, cotton ginning, silk reeling, spinning and weaving, and leather making;(3) manufacture of industrial products, such as steel making, iron smelting, chemicals manufacturing, petroleum processing, machine building, timber processing; water and gas production and electricity generation and supply;(4) repairing of industrial products such as the repairing of machnery and means of transport.

指从事自然资源的开采，对采掘品和农产品进行加工和再加工的物质生产部门。具体包括：（1）对自然资源的开采，如采矿晒盐森林采伐（但不包括禽兽捕猎和水产捕捞）；（2）对农副产品的加工再加工，如粮油加工食品加工轧花缫丝纺织制革等；（3）对采掘品的加工再加工，如炼铁炼钢化工生产机器制造木材加工等，以及电力自来水煤气的生产和供应等；（4）对工业品的修理翻新，如机器设备的修理交通运输工具的修理等。1984年以前农村的村及村以下办工业归属农业，1984年以后划归工业。

Refers to the material production sector which is engaged in extraction of natural resources and processing and reprocessing of minerals and agricultural products, including (1) extraction of natural resources, such as mining, salt production, logging (but not including hunting and fishing);(2) processing and reprocessing of farm and sideline produces, such as rice husking, flour milling, wine making, oil pressing, cotton ginning, silk reeling, spinning and weaving, and leather making;(3) manufacture of industrial products, such as steel making, iron smelting, chemicals manufacturing, petroleum processing, machine building, timber processing; water and gas production and electricity generation and supply;(4) repairing of industrial products such as the repairing of machinery and means of transport.

指从事自然资源的开采，对采掘品和农产品进行加工和再加工的物质生产部门。具体包括：（1）对自然资源的开采，如采矿晒盐森林采伐（但不包括禽兽捕猎和水产捕捞）；（2）对农副产品的加工再加工，如粮油加工食品加工轧花缫丝纺织制革等；（3）对采掘品的加工再加工，如炼铁炼钢化工生产机器制造木材加工等，以及电力自来水煤气的生产和供应等；（4）对工业品的修理翻新，如机器设备的修理交通运输工具的修理等。1984年以前农村的村及村以下办工业归属农业，1984年以后划归工业。

This study shows that all of these compounds exhibit good extraction abilities toward Ag~+ and Hg~(2+), and the highest extraction percentages are 38.4% and 40.5%, respectively, toward sliver and hydrargyrum picrates.

结果表明，所合成的化合物对于Ag~+和Hg~(2+)表现出较好的选择性，苦味酸银和苦味酸汞的最高萃取率分别为38.4%和40.5%。

However, different form the wide use of solvent extraction in hydrometallurgy, the application of the microemulsion formed in the extraction in the nanomaterial preparation has not been studied well.

相对于液液萃取在金属分离方面的广泛应用，液液萃取过程中形成的微乳体系在材料制备方面的应用研究还处于起始阶段。

Comparison of extracting temperature, solvent type, solvent-mycelial ratio and extracting time in water bath, the optimum extraction condition was determined as follows: immerge the mycelia powder in 5 time volume of 50% ethanol, reeling extraction at 50℃ for 60 minutes.

从不同水浴温度、浸提溶剂、浸提比例和浸提时间对核苷类物质影响的正交试验结果中可以发现，上述各个因素对核苷类物质的提取均有显著的影响。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。