查询词典 aluminium family

Study is made to treat non-chemical pulping paper-making wastewater with chemical process adopting polysilicate aluminium as coagulating agent.

用聚硅酸铝混凝剂处理非化学法制浆造纸废水，确定最佳混凝条件。

The decolorization mechanism,which comprises the formation of unstable compunds with hydrolytic aluminium ions and ferric ions and conglomerating with polysilicic acid in the flocculant,was proposed.8figs.,1tab.,12refs.

PSAAF的脱色机理是水合铝、铁离子的凝聚作用和聚硅酸的絮凝而产生的共沉淀。图8，表1，参12。

Aluminium electrlysis by means of low molecular ratio electrolyte is an important mark for centre-worked prebake cell at present.

采用低分子比电解质进行铝电解生产是现代中间下料预焙槽的重要标志。

Aluminium electrlysis by means of low molecular ratio electrolyte is an important mark for centre-worked prebake cell at present.

摘要采用低分子比电解质进行铝电解生産是现代中间下料预焙槽的重要标志。

Meanwhile according to the requirement of ISO9000,combined with the production process of prebake anode,the quality control measures taken by Smelting Plant of Yankuang Ke'au Aluminium Co.

实现制造过程的质量控制其内涵包括两个方面：一是要保证优化工艺，提高产品质量，二是要保证稳定不变的工艺条件，得到分散度极小的均一产品质量。

Combination with the practice of domestic aluminium production industry, the 3—D current distribution, magnetic flux density, electro—magnetic force, melt flow velocity field of three diffrent cells, that is, 80KA Soderberg cell with vertical stub, 155KA prebake cell, 160KA prebake cell were computed and the related computer—simulated pictures were drawn by use of the softwares we made.

本文利用电流分布、磁场、电磁力场和流场的计算软件，结合我国生产实际计算了80KA上插自焙槽，155KA预焙槽，160KA预焙槽三种不同槽子的三维电流分布，槽内磁感应强度，熔体中电磁力场，熔体流速场，绘制了相应的计算机仿真图，为了增加计算软件的可靠性、用铁棒法测定了80KA上插自焙槽，155KA预焙槽的铝液流速，测定值与计算值符合较好。

The effect of aluminium alloying in different addition on the precitation behaviour and amount of proeutectoid carbide in ultrahigh carbon steels were investigated by phase equilibrium thermodynamics calculation and SEM analysis for the microstructure after quenching.

通过对不同铝含量超高碳钢的相平衡热力学计算、热处理工艺试验以及扫描电镜的微观组织观察，研究了铝合金化对超高碳钢先共析碳化物的数量和析出行为的影响。

It is shown that the adsorption of propiolic alcohol on the surface of pure aluminium is the important reason resulted from corrosion inhibition and that the rule of adsorption conforms with Langmuir's isotherm.

采用失重法研究了氢氧化钠溶液中丙炔醇在不同温度和浓度下对铭的缓蚀作用，发现丙炔醇在铝表面上的吸附是产生缓蚀作用的重要原因，且吸附规律服从Langmuir吸附等温式。

It had a good radiopacity almost equivalent to that of a 2 mm thick aluminium wedge when the iodine content was 3.5 wt%.

MTT法测试表明对碘苯胺封端的聚氨酯材料不具有细胞毒性。

A recurve bow coated in fibreglass has become standard, and arrows made of aluminium and carbon graphite can travel more than 240km/h

覆盖着玻璃纤维，向内凹进的弓已经成为了标准用具，用铝和石墨制成的箭时速可高达240公里。

In the November of 1991 the photos were published by the Biblical Archaeological Society in a nonofficial edition; a computer reconstruction, based on a concordance, was announced; the Huntington Library pledged to open their microfilm files of all the scroll photographs.

在1991的十一月圣经的考古学协会以非正式的出版物方式发表了这些相片；经过计算机的重新计算调整后，被宣布；亨廷顿图书馆保证开放他们的所有古卷相片的缩影胶片文件。

The study revealed that: 1 chlorite occurred in vein, agglomerate or had the false pattern of biotite type, or the worm or bladed configuration; 2 Fe/Si diagram revealed mast of the chlorite occurred in the ferroamesite and aphrosiderite areas, few in the pycnochlorite area; 3 the formation temperature of chlorite varied from 179-276℃, mainly within the range of 230-260℃ as calculated by the empirical equation presented by Battaglia; 4 chlorite was formed in the reducing condition, the main formation mechanisms were dissolution-precipitation and dissolution-migration-precipitation.

研究表明：①岩石中绿泥石主要呈脉状、黑云母假象或团块状等产出，具有蠕虫状、叶片状等形貌特征；②绿泥石的Fe/Si图解显示201和361铀矿床中绿泥石主要为铁镁绿泥石和蠕绿泥石，少数属密绿泥石；③根据Battaglia提出的经验方程式计算了201和361铀矿床绿泥石的形成温度变化于179~276℃之间，且主要介于230~260℃之间；④绿泥石主要形成于还原环境，其主要的形成机制是溶解－沉淀和溶解－迁移－沉淀。