Under these conditions, the extraction yield of single - stage extraction is 56% and that of four - stage extraction is over 98 %.
在最佳工艺条件下单级萃取率为56%左右，四级萃取率可达98%以上。
Both the extraction ratios of countercurrent multi-stage extraction and cross current multi-stage extraction were higher than single-stage extraction.
多级逆流或错流萃取的萃取率明显高于单级萃取。
Compared with the traditional reactor, the single stage extraction distribution ratio increasing by about 20% in the impinging stream reactor under the same conditions.
在相同条件下，与传统反应器相比，撞击流反应器单级萃取分配比可提高约20%。
The first stage in this new deployment is the extraction of metadata from the online WSDL document.
这个新部署的第一步是从在线WSDL文档提取元数据。
This is the (key, value) extraction stage and it happens in each spawned process.
这是(key,value)提取阶段，这在生成的每个进程中执行。
To set up the Salesforce extraction job, you open up the stage GUI first and select the operation type.
要设置Salesforce提取任务，必须先打开stageGUI，然后选择操作类型。
The second stage is the feature extraction from real solder images under the designed illumination, and the feature set proposed includes the partitioned regions and weighted areas.
其二是真实焊点影像的特征萃取与分类，论文中所提出之特征组是由影像区域分割与影像区域平均亮度两类所组合而成。
The process of lycopene extraction could be divided into extracting stage and purification stage.
番茄红素的提取过程可分为提取阶段和纯化阶段。
The CCCMS was compared with the ordinary mixer-settlers in stage efficiency of extraction, solvent entrainment loss and economic effects.
并与普通混合澄清器进行了萃取级效率、溶剂夹带损失和经济效益对比。
In order to improve the accuracy rate of recognition of handwritten number, the researchers have done a lot of work at the pre-processing stage, feature extraction and classification stage.
为了提高手写数字的识别率，研究者在预处理阶段、特征提取和分类识别阶段都提出了很多方法。
The first stage, performed by the extraction unit (110), employs an analysis of gray values of the image data in order to extract the candidate region.
由提取单元（110）执行的第一阶段使用对图像数据灰度值的分析以便提取候选区域。
Enhancement of tire prints image is the most critical preprocessing stage before feature extraction and points matching.
轮胎印痕图像增强是进行车辆胎痕图像特征点提取及匹配最为关键的预处理阶段。
This paper reviews the mechanism, technology, trait and the present stage for the research and development of microwave-assisted extraction.
综述了微波萃取技术的机理、基本工艺、特点和目前的研究现状。
The extraction raffinate can be concentrated by one-stage evaporation to obtain sulfuric acid with 80% of mass fraction.
萃余液经一次性蒸发浓缩，可得到质量分数80%以上的硫酸。
The energy-saving results of these units can be further improved by widening the regulating range of the extraction pressure and by using tow-stage heating of district-heating return water.
扩大供热抽汽压力调节范围及采用热网回冰的两级加热，可进一步提高该型机组的节能效益。
Underwell reducer, categorized as downhole tools of turbodrill supporting equipment, is now still in the research and development stage. It can also be used in oil extraction fields.
井下减速器属于井下动力工具涡轮钻具的配套设备，也可用于采油领域，目前国内尚处于研制阶段。
This stage of fermentation generates large quantities of CO2 and thus greatly benefits colour and tannin extraction.
发酵的这一阶段产生大量的二氧化碳气体，从而极大地有益于色泽和单宁的浸提。
The Leach Solution is then processed in a 2 stage Copper Solvent Extraction circuit.
过滤液然后通过二级铜溶剂萃取流程进行处理。
The Leach Solution is then processed in a 2 stage Copper Solvent Extraction circuit.
过滤液然后通过二级铜溶剂萃取流程进行处理。
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