Methods The efficiency of purification was employed as standard, and the different menstruum dosage was studied.
方法以提取率为指标，分别对不同溶媒量进行研究。
Cooperating with composite filter aid, vacuum filter help to improve the quality and efficiency of purification of machine oil.
在复配助滤剂的协同作用下，减压抽滤有助于提高液压油的净化效率、净化质量。
Simultaneous desulfurization and denitrification tests were carried out in a flue duct, with the object of detecting the factors that effect the efficiency of purification.
在烟气管道进行了同时脱硫脱硝的实验，研究了影响脱除效率的若干因素。
Moreover, our health system ensures the highest operational efficiency and hygiene quality of bottle purification and handling procedures.
我们的卫生系统保证了最高的操作效率，同时通过您对于瓶装线的净化和处理程序确保了产品的质量。
Compared to traditional technology, this technology has the advantages of high purification efficiency, no residual waste generation, and low maintenance costs.
与传统工艺相比，采用该方法具有净化效率高、无二次污染、运行成本低的优点。
The influence of reaction temperature and gas flow rate on purification efficiency was studied.
研究反应温度和气体流量对磷化氢净化效率的影响。
The results of parallel plat plates model and the multiphase mixture model both show that: (1) the purification efficiency of trickling biofilter reduces as the gas or liquid flux increasing.
平行平板理论模型和多相混合模型的计算结果均表明：（1）随着气、液流量的增大，生物膜滴滤塔降解甲苯的净化效率均降低。
In addition, particle size of packing material in SPE column also has important influence on the purification efficiency and test cycle.
另外，固相萃取柱填料的粒度对净化效率和试验周期也有重要影响。
Taking Xingqing lake in Xi 'an as study object, the paper studied the purification efficiency of urban lakes in winter by horizontal subsurface flow wetland.
以西安市兴庆湖为研究对象，实验研究冬季水平潜流人工湿地对城市湖泊水体的净化效果。
Through experiments of static degradation and dynamic soil column, both purification efficiency of phenol and influences of reed wetland soil were studied.
用动态土柱法和静态降解法研究了芦苇湿地土壤对苯酚的净化效果及其影响因素。
Compared with the traditional air purification filter core, the utility model has the advantages of appropriate wind-resistance coefficient, stable efficiency, light weight, low cost, and so on.
与传统的空气净化滤芯相比，本实用新型提供的滤芯具有合适的风阻系数及稳定的效能且质量小、成本低等优点。
Influencing factors on purification efficiency of outflow to septic tank by means of hybrid constructed wetlands system of vertical-flow and horizontal-flow were studied.
就垂直流-水平流复合人工湿地系统对化粪池出水净化效果的影响因素进行了研究。
The mechanism of the synergistic effect of this combination technology was illustrated, and its purification efficiency for stenchful gas was valued by pilot test.
在此还对这一复合技术产生协同效应的机理进行了分析，并在污水处理泵站实地考查了这种复合技术对臭气的净化效果。
The role of surface active additives in purification of coal tar was discussed, and the effect of surface active additives on the purification efficiency was studied.
讨论了表面活性添加剂在煤焦油净化处理中的作用及对净化效果的影响。
While attaining a satisfactory PM combustion efficiency, it is intended to enhance the capability of co and HC oxidation purification.
一种废气净化用催化剂，在达到充分的PM燃烧效率的同时，使CO及HC氧化净化的能力提高。
Objective To estimate the efficiency of an electronic dust-accumulated air cleaner for air purification.
目的了解某型电子集尘式空气净化机对密闭空调环境空气的净化效果。
ConclusionThe co-utilization of silica gel column and gel chromatography can greatly improve the efficiency of isolation and purification.
结论硅胶柱色谱和凝胶柱色谱的混合利用可以提高供试品的分离纯化效果。
The invention manyfold increases the area and the space of electrostatic precipitation, and has large air quantity, high precipitation efficiency and favorable air purification effect.
本发明成倍增加静电除尘面积和空间、风量大、除尘效率高、空气净化效果好。
The main performance parameters of the collector such as its purification efficiency, resistance and filtering wind speed.
测试了除尘器净化效率、除尘器阻力及过滤风速等主要性能参数。
The effects of submerged plants on the purification efficiency of nutrient contaminations and phosphorus concentration in sediment were studied by using constructed pony enclosures.
通过在污水中加入示踪剂 ，研究了人工湿地的水力学特点及其对污水净化效果的影响规律 。
The high terrestrial plants cultivated with recycling water system is a kind of phytoremediation system with a low cost , simple construction and high purification efficiency.
高等陆生植物循环水培系统是一种成本低廉、结构简单、净化效果显著的植物修复系统。
CONCLUSION After enrichment and purification with macroporous resin, the elution efficiency of total saponins was higher than 96%.
结论通过大孔树脂富集与纯化后，仙茅总皂苷洗脱率在96%以上。
The purification efficiency of a lagoon depends both on biochemistry and on hydraulics.
氧化塘的处理效率取决于两方面：一是生物处理效率；
This dissertation studies the photo-catalytic purification efficiency of various homogeneous materials inside HFJ7110 automobile.
本文对HFJ7110型车的同质内饰材料的进行了光净化效应研究。
The influence of hydrazine concentration in waste gas, space velocity, environmental temperature, oxygen concentration on the purification efficiency was discussed.
考察了废气中的肼浓度、空间速度、环境温度、氧浓度等因素对含肼废气净化效果的影响及这种催化剂的使用寿命。
The pulse cartridge dust collector has advantages of high dusting efficiency, low resistance loss and economized power consumption, benefiting its application in the purification of ultrafine powder.
该脉冲滤筒除尘器具有除尘效率高，阻力损失低，节约除尘系统的动力消耗的优点，有利于在超细粉体净化工艺中的应用。
Purification of diphenyl ether by crystallization without solvent is discussed. This method has provided with the characteristics of high efficiency, economy and cleanness.
用无溶剂结晶法纯制二苯醚，该方法具有高效、经济和洁净的特点。
METHODS The optimal technology of separation and purification of flavonoid glycosides were used by adsorption and elution efficiency by static adsorption and elution.
方法以总黄酮和内酯的吸附率和解吸率为指标，采用静态吸附和动态吸附对银杏总黄酮和内酯分离纯化工艺进行优化。
The results indicate that: Purification efficiency of phenol was better of wetland soil in which was not reed-planted;
结果表明，未生长芦苇的湿地土壤对苯酚具有较好的净化效果；
The results indicate that: Purification efficiency of phenol was better of wetland soil in which was not reed-planted;
结果表明，未生长芦苇的湿地土壤对苯酚具有较好的净化效果；
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