a white insoluble radiopaque powder used as a pigment

lithopone is a white pigment composed of a mixture of barium sulfate (68 - 70 %) and zinc sulfide (28 - 30%) with trace amounts of zinc oxide.

立德粉是白色颜料硫酸钡（68-70%）和硫化锌（28-30%）同氧化锌的微量的混合物。

the results show that: barium sulfate scale damage on the core permeability is affected by temperature, mixing ratio and the cumulative injection.

实验结果表明：硫酸钡结垢对巖心渗透率损害程度受温度、混配比例和累积注水量的影响。

the determination of sulfate radical content in sulfated polysaccharides(sps) by gravimetric analysis of hydrochloric acid hydrolysis and barium sulfate precipation was investigated methodologically.

对盐酸水解—硫酸钡重量法测定硫酸酯化多糖（sps）中硫酸基含量进行了方法学考察。

methods twenty patients with malignant penetrating stomach ulcer were confirmed by surgicopathology. gastris barium sulfate examination was performed in 12 cases and ct scan in 10 cases.

方法经手术病理证实的12例穿透性胃溃疡恶变病例，均行胃钡餐造影，10例加行ct扫描。

aim researching barium sulfate turbidity on determining the sulfated group of sulfated polysaccharides.

目的运用硫酸钡比浊法测定褐藻多糖硫酸基含量，并对测定方法进行了研究。

in this paper, an advanced technology is metioned. barium sulfate is made from barium chloride and the bittern water in yuncheng saline lake.

着重解决了以运城盐湖卤水与氯化钡溶液为原料生产硫酸钡的技术难题。

based on the research in the medium and strong polar glass capillary column, the coating on the barium sulfate micro crystal modified surface with apolar and weak polar liquid phase is investigated.

本文在中等极性和强极性玻璃毛细管柱研究的基础上，对弱极性和非极性固定液在硫酸钡微晶改性表面上的涂渍情况作了详细的研究。

copper chloride, barium sulfate is honest, they do not lose barium chloride, copper sulfate 11 molecule, but only changed its form.

氯化铜，硫酸钡是诚实的，它们没有丢掉氯化钡，硫酸铜一一个分子，只是改变了其形式。

application experimentation show that modified barite powder takes the place of precipitated barium sulfate in offset coated paper, coating and paint etc.

应用实验表明：改性超细粉在铜版纸涂布和油漆中可以替代沉淀硫酸钡。

the signal of barium sulfate suspension and ferrous gluconate syrup were reduced with prolonging time of echo (te).

钡剂和铁剂的信号随te时间的延长而降低。

a new technology for continuous preparing nano barium sulfate in the impinging steam-rotating packed bed was studied.

本文研究了对撞流—旋转填料床反应器液相连续制备纳米硫酸钡新工艺。

before the procedures patients drank barium sulfate suspension (15 cases) or ferrous gluconate syrup (15 cases), and other 15 cases did not drink contrast media (used as control).

检查前，15例口服硫酸钡溶液，15例口服葡萄糖酸亚铁糖浆溶液，15例未口服造影剂作为对照。

organic polybasic phosphonic acid has little impact on barium sulfate scale and strontium sulfate scale.

有机多元膦酸对硫酸钡、硫酸锶无防垢效果；

since this kind of scale is difficult to remove once it forms, scale inhibitors are usually employed in the oil field to guard against the barium sulfate scale and strontium sulfate scale.

由于钡、锶垢不易被一般的酸溶解，一旦生成很难除去，油田现场通常采用投加防垢剂来防止钡、锶垢的生成。

many inorganic ions are absorbed and packed in the product during the production of barium sulfate from bittern, which have seriously influence on the quality and application of baso_4.

卤水法制硫酸钡在生产过程中吸附、包裹了许多无机离子，严重影响了产品的质量与应用。

the control of barium sulfate grains sizes and their distribution during the production of baryta paper is an important technique for controlling the product quality.

硫酸钡颗粒大小及其分布的控制是钡地纸生产工艺中的一项重要质量控制技术。

a chemical analysis method for the determination of sulfate radical in molten salt corrosion products of ni-base superalloy by barium sulfate turbidimetry was studied.

研究硫酸钡比浊法检测镍基高温合金浸盐热腐蚀产物中硫酸根的化学分析方法。

the experiment results show that the copolymer is an excellent scale inhibitor, especially for barium sulfate and calcium phosphate.

结果表明，合成的三元共聚物是一种性能优良的阻垢分散剂。

static state anti-scale method was adopted to study the inhibiting effect of the three kinds of the polymers on barium sulfate scale and strontium sulfate scale.

利用静态防垢分析法，研究了三种聚合物对硫酸钡垢、硫酸锶垢的抑制作用。

the paper detailed the improvement of the modified nephelometry with barium sulfate for the sulfate ion detection in water, basing on condition experiments.

通过条件试验，对改良比浊法测定水中硫酸根方法进行了改进。

the article expatiate some kinds of methods that use to produce barium sulfate that apply for powder coating.

阐述了几种粉末涂料用硫酸钡的制备方法。

the results show feed time and impeller speed have great effects on nano barium sulfate particles.

结果表明，搅拌速度和加料时间对粒度的影响很大。

highly efficient cleaning agent for hardly solvable scales of acid is developed to remove barium sulfate …

同时还研制了高效酸难溶垢清洗剂，以化学清洗法清除粘膜的硫酸钡垢。

the barium sulfate must be a lump-free powder.

硫酸钡必须是无块的粉末。