重液

重液法研究CFB飞灰的组分分布规律

Study on the CFB fly ash components distribution by gravity solution separation

本工作采用丙酮一二碘甲烷重液体系，对北京的大气颗粒物进行了密度梯度分级处理.各级样品的X射线粉晶衍射分析表明，其中含有十七种物相。

X-ray powder diffraction analysis of fractions of airborne particulates has been carried out by density gradient separation method with sequential extraction of acetone-methylene iodide mixtures .

对五种不同煤阶的煤样在25℃的条件下以苯和四氯化碳的混合液为重液进行重介离心浮沉分选，每个煤样从1.320g/cm3到1.459g/cm3分为五个密度级。

Coals with different ranks were separated respectively into five density grades ranging from 1.320g/cm3 to 1.459g/cm3 in heavy media ( C6H6-CCl4 ) at 25 ° C using centrifugal float-sink separation technique . The separation efficiency of each coal differed significantly .

船用锅炉重液式水面计装置的设计方案探讨

An investigation into the design of HEAVY-LIQUID water gauge for marine boilers

我国液体石蜡生产技术与重液蜡市场分析

Production Technology of Liquid Wax and Market Analysis of Heavy Liquid Wax

细粒煤在水-有机重液混合介质中离心分选行为初探

Study on fine coal separating behaviours in the medium of water-organic heavy liquid

多钨酸钠是一种无毒、易配制、可循环使用、密度高的新型无机重液。

Sodium polytungstate is a water-miscible , nontoxic , high-density and inorganic heavy liquid .

重液离心分离在研究煤中难燃组分的应用

Application of centrifugal separation with gravity liquid on investigation of less combustible constituents in coals

重液变温分离单矿物在铷锶年代学中的应用

Separation of Minerals by Means of Heavy Liquid with Temperature Changing and Its Application in Rb-Sr Geochronology

实验分析用纯矿物的分离&Franz磁选仪与多钨酸钠重液联用法

Separation of Pure Minerals for Experimental Analysis & Operation with Franz Magnetic Separator and Sodium Polytungstate Solution

黄土花粉分析的筛析&重液综合法

Integrative method of sieving and heavy liquid in pollen analysis of loess & data analysis and processing

结果表明，该方法摒弃有毒重液，提高了化石收获率。

Results show that this method prohibits the poisonous heavy liquid and improves the gain rate of the fossil .

人工晶体材料无损检测与分选的新方法&重液变温法

A New Method of Nondestructive Testing and size Classfication for Synthetic Crystal Materials & Heavy Liquid and Variable Temperature Technique

用重液分离方法研究烟煤及其岩相成分的性质

Studies on the properties of the bituminous coals and their petrographic ingredients by the method of " heavy liquid " separation

通过重液离心分离法将兴隆庄煤分为镜质组、半镜质组、丝质组的富集物。

Concentrates of vitrinite , semi-vitrinite and fusinite are separated from Xinglong - zhuang coal by centrifugal method with heavy liquid .

本文尝试利用煤在重液中分离所得的理论指标与煤的浮选效率的比较关系来探讨煤的浮选性分类指标。

This paper attempts to explain floatability classification parameters of coals through the theoretical data of float and sink in comparison with flotation efficiency .

电解后剥去试样表面的有机物，并用超声波清洗和重液离心分离电解残渣可以分离石墨与稀土夹杂和有机物。

Experimental results showed that iron matrix can be separated from graphite and rare earth sulfide and rare earth oxide and organic compounds through the electrolyte .

本文介绍一种不需专用设备、操作简便、行之有效的分选微细矿物方法&重液淘洗法。

In this paper , we introduce a sorting microgranular minerals method-heavy liquid elutriation which is easy operation , with high efficiency and without a special equipment .

分析认为，冻结壁内外部冻胀力的积聚，是冻结压力超过重液水平地压的根本原因。

It is indicated that the accumulation of frost heave pressure inside and outside the ice wall is the ultimate reason that the freezing pressure usually exceeds the permant horizontal ground pressure .

两位承包商的证词说，重液是在注入水泥塞之前被撤走的。注入水泥塞本会成为防止天然气从油井涌出的又一道屏障。

Testimony from two contractors says mud was withdrawn before a final cement plug , which would have been one more safeguard against natural gas surging from the well , was poured .

根据固液分离的基本原理，将磷酸料浆经过水力旋流器分级和分股，再将分级和分股后的轻、重液，通过分层延时加料形成分层过滤。

According to the fundamental principles of solid-liquid separation , the phosphoric acid slurry was separated by hydro-cyclone to form thin and thick slurries , which were stratified-filtered by stepwise feeding of slurries .

在采用振动选形技术的基础上，对应用磁分离技术、引入重液分离技术、探索浮选技术和应用选择性破碎原理及强化筛分分级几方面进行了探讨。

Elementary discussion is made separately on improving the vibration sorting , introducing the magnetic separation , applying the heavy liquid separation , exploring the floatation technology and using the selective fragmentation principle and intensifying the screen sizing .

报道了应用重液变温分离法分离白云母、黑云母、透长石和石英等单矿物，进行铷锶等时线年龄测定的研究结果。

The heavy liquid separation with temperature changing has been applied to separate minerals of muscovite , biotite , sanidine and quartz to obtain several fractions with respect to specific gravity difference . All of them were dated by conventional Rb-Sr isochron method .

转子中液流不是轴向而是周向，这不仅方便了轻、重液的分取，而且在转子中心部的螺旋送液通道兼作分离通道的作用，提高了转子空间利用率。

The circumferential flow in the rotor is convenient for fractionating both heavy and light phases , which makes the spiral feeding channel in the center of the rotor able to be used also as a separating channel , bringing more effective uses of the rotor space .

表面活性剂在结构性重垢液洗、农药和燃油微乳化中的应用

Application of surfactant in beary duty structural liquid detergent , microemulsion of pesticide and fuel oil

钾钙基沥青树脂两性离子聚合物重钻井液的研究与应用

Study and application of potassium calcium base asphalt resin amphoteric ion polymer high density drilling fluid

在相近的短半径系列中，利用惯力来扑获较重的液滴。

A series of short radius turns within close proximity utilize inertial forces to trap heavier liquid droplets .

选矿用重悬浮液的流变特性及矿粒在其中的运动规律

The Rheologic Characteristics of Dense - media Suspensions As Used In Ore Dressing - The Law of Motion of Mineral Particles In Such Suspensions

菌液的预处理是影响香蕉转化的主要因子，重悬液中的蔗糖浓度也是影响转化的因素之一，对遗传转化有明显的促进作用。

The pretreatment of Agrobacterium liquid was one of the most important factors in banana genetic transformation , and it included the concentration of sucrose .

浅析重悬浮液固相体积浓度对最终产品带介损耗的影响

Preliminary Analysis on the Influence of the Volume Concentration of Solid Phase in Dense Medium Suspension on Con-sumption of Dense Medium Lost to Final Products