查询词典 extraction

The method of determination of cyclamate in foods adopts Carrez reagents and ultrasonic extraction to eliminate the effect of protein and so on, use ultrasonic extraction and large caliber capillary. It is simple, rapid, with high precision and accuracy of the merits.

通过对样品采用Carrez试剂消除蛋白质等影响，超声波萃取，使用大口径弱极性毛细管具有简便、快速，精密度和准确度高的优点。

It indicated that simultaneously distills extraction method was prior to steam distillation method in extraction.

通过对比得出同时蒸馏萃取法比水蒸气蒸馏法更有利于虾头风味物质的提取。

On the other hand, this article listed the AML code for automated extraction drainages from DEM data. Finally the authors checked the result of automated extraction using some surveyed data in Haihe drainage area. Through analysis on the comparison between the flow networks and drainage area that extracted using this method and surveyed data, it is concluded that this method is effective and efficient.

另外，还给出了利用GIS软件ARC/INFO GRID提取全国流域的AML程序代码，并以海河流域作为实验区将抽样测量结果和自动提取结果进行了实验对比分析，其结果表明利用该方法提取的流域数据与利用手工方法绘制的流域基本一致，证明该方法是有效的。

The present paper developed a new method in which extract analytes from seafood product s by DI water followed by precipitating proteins from extraction by trifluoroacetic acid and analyse polyphosphates in pre- pared extraction by suppressed conductivity ion chromatography whose gradient eluents were obtained by Eluent Generator.

本文建立了一种采用去离子水提取，三氟乙酸作为蛋白沉淀剂对海产品样品进行前处理，采用淋洗液自动发生装置在残产生 KOH 进行梯度淋洗，抑制型电导离子色谱法，检测海产品样品中多聚磷酸盐的方法。

The present paper developed a new method in which extract analytes from seafood product s by DI water followed by precipitating proteins from extraction by trifluomacetic acid and analyse polyphosphates in pre- pared extraction by suppressed conductivity ion chromatography whose gradient eluents were obtained by Eluent Generator.

本文建立了一种采用去离子水提取，三氟乙酸作为蛋白沉淀剂对海产品样品进行前处理，采用淋洗液自动发生装置在线产生KOH进行梯度淋洗，抑制型电导离子色谱法，检测海产品样品中多聚磷酸盐的方法。

Rated at extraction conditions, one pump is running, because the cycle of water to reduce the system's water resistance decrease the flow of water pumps 12274T / H, head will drop to 15.0-16.0 m, in the extraction steam turbine at the maximum operating conditions, the recycled water to meet the system requirements to run a pump, because of substantial reduction in the volume of water supplied, so that substantially improve pump head, a direct result of the cooling tower water gushing, increase淋水device with a flow rate of the sink, fill up water in the hot淋水exchange reduce the time and reduces the cooling effect of cooling towers.

在额定抽汽工况下，一台水泵运行，由于循环水量减少、系统的水阻下降，水泵的流量12274T/H，扬程将下降至15.0-16.0米，在汽轮机在最大抽汽工况时，为满足循环水系统要求运行一台水泵，由于供水量大幅度减少，使水泵扬程大幅度提高，直接造成冷却塔涌水，加大淋水装置配水槽的流速，水流在淋水填料上热交换的时间减少，降低了冷却塔的冷却效果。

extraction percentage of the optimal extraction technology of sugarcane wax is higher and the technology is stableand feasible.

优化得到的甘蔗烷醇最佳提取工艺提取率较高且稳定可行。

The geologists have attached much importance to the particularity of ReOs isotopic system and its application is getting popular. The author sums up and compares several kinds of sample digestion methods for ReOs isotope analysis (NiS fire assay, Carius tube digestion, high pressure asher, leaching, and water disposing), the procedures of separating Os ( conventional distillation, liquid Br2 and CCl4 or CHCl3 extraction, rapid extraction with low blank, minitype distillation) and purifying Os, improved mass spectrometry measurement of Os isotope and its application progress in the earth science research brought along the improved measuring method.

总结和对比了近年来ReOs同位素分析中样品分解的不同方法（NiS火试金法、Carius管溶样法、高压灰化消解法、浸提法、水样处理法）、Os的分离（常规蒸馏、液溴和CCl4提取、快速低本底提取、小型蒸馏）与纯化流程、Os同位素比值质谱测定法（NTIMS、ICPMS、微区原位分析）及随测定方法的改进ReOs同位素体系在地球科学研究中的应用进展。

In the experiments, the extraction of the fish scale collagen with pepsin under the acid condition, concerning with three factors: E/S, fish scale s protein concentration and extraction time in a mixed uniform design or a orthogonal design was studied.

以胃蛋白酶，在酸性条件下对鱼鳞中胶原蛋白进行提取，研究加酶量、底物浓度和提取时间3个因素对提取效果的影响。

In the experiments, the extraction of the fish scale collagen with pepsin under the acid condition, concerning with three factors: E/S, fish scales protein concentration and extraction time in a mixed uniform design or a orthogonal design was studied.

以胃蛋白酶，在酸性条件下对鱼鳞中胶原蛋白进行提取，研究加酶量、底物浓度和提取时间3个因素对提取效果的影响。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"