Based on tobacco company evaluations of upper-stalk tobacco from these trials, ripeness and separation of the uppermost leaves had the greatest effect on tip grade production.
根据烟草公司对来自从这些试验的上部烟叶的评估，成熟度和最上部叶的分次采收对顶叶等级的产生影响最大。
The experimental results indicated that particle sizes had an effect on separation efficiency of cyclone tube, and also made a difference to grade efficiency.
实验结果表明：入口颗粒的粒度分布不但对旋风管的分离总效率有影响，而且对粒级效率也有较大影响；
The craft for separation and recovery of selenium and tellurium from high grade waste material has been put forward based on experiment results.
提出了从高品位硒、碲废料中分离回收硒和碲的工艺。
Study is made on the upgrading of Co from low-grade concentrate calcine leachateand its separation from impurities.
研究了从低品位硫钴精矿焙砂浸出液中钻的富集及其与杂质的分离问题。
Drum separator cannot produce high-grade iron concentrate because it cannot remove the locked particles and gangue in the agglomeration formed in the process of magnetic separation.
永磁筒式磁选机由于无法将磁团聚中夹杂的连生体和单体脉石有效地剔除，所以很难获得高品位精矿；
The separation technique between Zr and Hf was the key of the UV grade HfO2 production.
锆铪分离是制备紫外级氧化铪的关键。
Using the strong background magnetic field produced by effective electromagnet and the catching surface to produce high magnetic field gradient makes the separation of micro-grade material possible.
利用有效电磁体产生的强背景磁场和能产生高磁场梯度的捕集表面，使得分选微米级的物料成为可能。
The technology for separation of zirconium and hafnium is the key to prepare reactor-grade productions of zirconium and hafnium.
锆铪分离技术是生产核级锆和核级铪的核心技术。
The relative theory of capillary electrophoresis has been studied. The low voltage separation models with moving grade electrical field and high voltage separation model have been discussed.
研究了毛细管电泳的相关基础理论，从理论上较深入地研究分析了传统的毛细管高电压分离模式与本文所采用的低电压运动梯度场分离模式。
Accortling to the characteristics of concentrate, the authors analyse the reasons why the iron grade of roasted magnetic separation concentrate is not high.
从精矿性质特点着手，分析了酒钢选厂焙烧磁选精矿铁品位不高的原因和主要影响因素。
The D2EHPA-TOA organic phase was used as the solvent-extraction system for the concentration of zinc and the separation of ferric ion from the biochemical lixivium of low-grade zinc sulfide.
选用D2EHPA—TOA体系作为低品位硫化锌矿生物浸出液中锌的富集和铁的去除的溶剂萃取体系。
This magnetic matte was obtained from high grade Ni-Cu matte by floatation-magnetic separation, which enriched in precious metals, and mainly contained Ni alloys and a small quantity of sulfides.
原料低硫高冰镍为高冰镍经磨浮-磁选分离获得的富含贵金属的磁性产品，主要含有镍合金和少量硫化物。
The comprehensive evaluation of interchange plans is a basic work in the design of grade separation and an important link of different design stages.
互通式立交方案综合评价是立体交叉设计中的基础性工作，也是联结不同设计阶段之间的重要纽带。
With building of a fictitious grade separation bridge on freeway, the paper introduces the Turner design for plane Turner bridge and the control of construction.
本文以一假想高速公路立交桥的建设，介绍平面转体桥梁的转体设计和施工控制。
Here is a detailed description on how to shield the railway from Shuangqiaomen Grade Separation construction to stay normal operation of Ning-Wu Railway.
为保证宁芜铁路的正常运营，针对南京市双桥门立交施工，详细介绍对铁路进行支护的施工方法及注意事项。
Through discussing the important action of the grade separation hub on the urban traffic, the article sets forth the significance to carry out the study of the grade separation hub.
该文通过论述立交枢纽对城市交通的重要作用，阐明对立交枢纽进行研究的意义。
The effect of the inlet solid loading on the separation performance, especially on the grade efficiency, of the PV type cyclone separator is experimentally studied.
用试验方法研究了入口含尘浓度对PV型旋风分离器性能的影响规律。
The mineral separation to medium and low grade phosphate rock is difficult for reason of specific characteristics of phosphate rock in Yunnan province.
云南磷矿特定的矿石性质特征，决定了中低品位磷矿难选。
Test was made on separating iron from a low grade Vanadiferous titanomagnetite ore by a process of tailing discarding at a coarser size, staged grinding and staged low intensity magnetic separation.
采用粗粒抛尾—阶段磨矿、阶段弱磁选工艺对某低品位钒钛磁铁矿进行了选铁试验研究。
The paper mainly introduces the option of integrate lifting of temperature pier in the reform project of Fuzhou Road Grade Separation Bridge in Qingdao City.
介绍了青岛市福州路立交桥改造工程中的临时墩整体提升方案。
Answer: the first raw ore to multistage selected, and then made sand, grade, magnetic separation, finally carried out again pure purification.
答：先把原矿石进行多级精选，然后再进行制砂，分级，磁选，最后再进行精提纯。
Strong magnetic separation machine adopts permanent magnet department multistage choose don't design, stable work, concentrate grade can make a large quantity of also can be guaranteed.
强磁选机采用永磁磁系多级选别设计、工作稳定、精矿品位能使处理量大时同样得以保证。
The structural appraisement of a used grade separation railroad bridge is studied in this paper as a important reference in order to confirm the reuse of grade separation railroad bridge.
通过对某地道桥的结构鉴定，为该地道桥的可否再利用提供依据。
The separation characteristic of Cloumn magnetic separator is that the particles of "locked" mineral are separated efficiently from low grade magnetic mineral. Thus producing...
磁选柱的分选特点是把磁铁矿连生体颗粒有效地从磁铁矿粗精矿中分选出来，从而获得高品位的铁精矿。
After magnetic separation of the classifier's overflow, the iron recovery is 2 18% higher than that obtained by conventional process, while the iron concentrate grade remains nearly constant.
新型螺旋分级机溢流产品经磁选后，在铁精矿品位相近的情况下，铁回收率比传统工艺提高218个百分点。
In connection with Meishan Iron for sorting, the final concentrate grade can reach 53.74%, the operating rate was 64.61%, higher than the selected plants on the separation indexes.
针对选别梅山铁矿，其最终精矿品位可以达到53.74%，作业回收率为64.61%，高于选厂分选指标。
In connection with Meishan Iron for sorting, the final concentrate grade can reach 53.74%, the operating rate was 64.61%, higher than the selected plants on the separation indexes.
针对选别梅山铁矿，其最终精矿品位可以达到53.74%，作业回收率为64.61%，高于选厂分选指标。
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