Screw and barrel materials used 38crmoala, nitrogen treatment, with special screw structure.
螺杆、机筒材料采用38crmoala，表面氮化处理，采用专用螺杆结构。
The assimilates accumulation of leaves, stem and sheath were lower in high nitrogen treatment.
高氮肥处理不利于花后叶片、茎、叶鞘同化物的积累。
Studying on Cooking and Eating Quality of Different Rice Genotypes and Its Response to Nitrogen Treatment;
研究了水稻品种类型间产量构成因素对肥力反应差异。
The bulblets which formate by paclobutrazol have better effect than bulblets which formate by nitrogen treatment.
多效唑处理得到的试管鳞茎移栽成活率比氮素处理的高，同时叶片也较宽；
Topdressing nitrogen treatment had no obvious effect to total nitrogen in soil, but it had a stronger effect to alkalined-nitrogen.
追氮处理对土壤全氮没有明显的影响，但对土壤大麦碱解氮的影响比较大。
The two genotypes winter wheat group water use efficiency increased under nitrogen treatment, and Xiaoyan 22 are higher than Xiaoyan6.4.
就两个基因型品种而言，小偃22的水氮利用效率显著高于小偃6号。
Mid - nitrogen treatment (N2) had the highest yield, the higher water use efficiency and the best yield component factors compared to the other nitrogen nutrition treatment.
中氮处理(N2)具有最高的产量、较高的水分利用效率和最佳的产量构成要素。
Reducing nitrogen pollution from wastewater treatment plants could be a triple win for business as well the environment, concluded a study published in Environmental Science & Technology.
减少污水处理设施的氮污染是一项对企业、环境三赢的举措，《环境科学与技术》刊登的一项研究得出结论。
A study showed the devices are on par with traditional mechanical treatment facilities for removing organic compounds and nitrogen.
研究显示，在消除有机化合物和氮含量方面，该设备与传统机械处理设施的处理能力相当。
Blood urea nitrogen and creatinine were determined on 1, 3, 5 days after CDDP treatment.
CDDP处理后，分别在第1、3和5天采血，测定血清尿素氮和肌酐。
A well-stimulation treatment in which a gas, usually carbon dioxide or nitrogen, is mixed with water and acid and pumped down a well.
一种气体(通常为二氧化碳或氮气)与水和酸混合并沿井向下泵入的井增产处理。
By field experiments, the technique of infiltration of titanium, nitrogen and carbon by plasma bombardment has proved effective in treatment of some wearing parts in soda manufacturing equipment.
采用等离子轰击扩渗钛、氮、碳技术处理制碱工业设备中的一些易损件，经现场实验，初见成效。
The better result was obtained by the high temperature surface treatment of carbon fiber under the atmosphere of nitrogen.
实验的结果表明：在氮气保护下，碳纤维的高温表面处理效果较好。
There are several key points including blank value, treatment of sediment and comparison of three kinds of nitrogen when monitoring and analyzing total nitrogen.
阐述了在水质总氮的分析中，应注意空白值、沉淀物处理、与三氮比较等几个方面的问题。
It is found that plasma treatment can impart the acrylic fiber increased surface roughness and the improved hygroscopicity by the introduction of polar functions containing oxygen and nitrogen.
结果表明，腈纶纤维经等离子体处理后表面粗糙度增加，大量的含氧和含氮极性基团被引入到纤维表面，使纤维表面吸湿性能得到显著改善。
PID is a technique used for improving nitrogen and phosphorous removal in wastewater treatment.
PID技术是废水处理中提高氮、磷去除的技术。
The results show that in-depth treatment process have good removal effect for the COD, BOD, total phosphorus, ammonia nitrogen, suspended particulate, turbidity, OIL and total iron of waste water.
结果表明：深度处理工艺对源污水中COD、BOD、总磷、氨氮、悬浮物、浊度、OIL、总铁等均有很好的去除效果。
The biological nitrogen and phosphorus removal effect and characteristics of SBR process in the treatment of sludge water from WWTP were investigated.
考察了采用SBR工艺处理城市污水厂污泥水的脱氮除磷效果及其特性。
Prolonging properly anaerobic treatment time and increasing aeration rate of nitrogen can improve anaerobic environment and the activity of sludge, increasing the removal rate of phosphorus.
适当延长厌氧处理时间和适当增大厌氧过程曝气速率可以改善厌氧环境及活性污泥性能，提高磷的去除率。
The research content in this dissertation was the nitrogen removal of A/O/N process for domestic wastewater treatment in residential communities.
试验中所采用的A/O/N工艺是在传统A/O工艺的基础上提出的一种适合高氮废水处理的高效脱氮工艺。
Compared with the treatment without DMPP, nitrogen recovery rate was improved by 13. 4% in the treatment adding DMPP on conditions top-dressing with top-dressing and lower application rate.
在氮肥追肥、低施氮量的情况下，与未添加DMPP的处理相比，施用DMPP的处理氮肥利用率提高了13.4％。
The removal effects on COD, ss and organic nitrogen and the main process parameters were investigated. The effect of salinity on wastewater bio-treatment was discussed.
考察了该工艺对废水COD、固体悬浮物(SS)、有机氮等的去除效果，关键工艺参数，同时探讨了盐浓度对废水生物处理效果的影响。
Function of nitrogen in high chromium cast irons was introduced, especially the function of nitrogen in the solidification and heat-treatment of high chromium cast iron.
介绍了氮在高铬铸铁中的作用，特别是氮在液态凝固过程中和固态热处理过程中的行为。
Due to higher content of protein in chondroitin sulfate wastewater and low measured value of ammonia nitrogen, organic nitrogen was neglected in designing wastewater treatment process.
硫酸软骨素废水中蛋白质含量虽然较高，但氨氮测定值较低，导致有机氮问题在设计时容易被忽视。
Aiming at the poor effect of amino nitrogen degradation in conventional refinery oil sewage treatment, the secondary biochemical test was carried with biological aeration filter pool.
针对炼油厂含油废水的常规生化处理工艺对氨氮的降解效果较差，采用曝气生物滤池作为二级生化进行试验研究。
Through the study of liquid nitrogen freezing for the treatment of upper tibia giant cell tumor of bone, we found the infection factor after operation.
通过对液氮冷冻植骨治疗胫骨上端骨巨细胞瘤的研究，发现导致术后感染的原因。
The temperature distribution, heating processing of wire rolls, and the relationship between nitrogen, inter cover and quality of heat treatment has been obtained.
通过数值模拟得到盘圆的温度的分布、盘圆的加热工艺制式及氮气、内罩与热处理质量相关的温度变化曲线。
A coiled tubing string is generally used to apply the treatment, which involves running to depth while pumping high-pressure nitrogen gas.
挠性管柱一般用来实施处理作业，它包括下至一定深度并泵入高压氮气。
Technical achievements and application situation of heat treatment in nitrogen based atmosphere are presented, and its application prospect in aviation industry is reviewed.
介绍了氮基气氛热处理应用情况和研究成果，论述了在航空工业中广泛应用的前景。
Algae can be used in wastewater treatment to remove nutrients (inorganic nitrogen and phosphorus) and heavy metal pollutants.
藻类可用于污水处理去除污水中的氮磷营养及重金属离子等污染物。
应用推荐