阐述了几种粉末涂料用硫酸钡的制备方法。
The article expatiate some kinds of methods that use to produce barium sulfate that apply for powder coating.
在有些油田卤水中，钡的浓度大于100毫克升。
Barium is found in some oilfield brines in concentrations greater than 100mg/litre .
重点介绍了钼酸钠、钼酸钡的生产工艺及质量控制过程。
The production technology of sodium molybdate, barium molybdate and quality control were presented particularly.
采用沉淀、络合滴定法，间接快速地测定了重晶石中钡的含量。
Methods:The contents of tannin were determined by complexometry and that of amino acids by amino analyzer.
应用发射光谱技术研究了T12荧光灯阴极电子发射材料钡的损失。
Emission spectroscopic techniques are employed to study the loss of thermionic emission material barium from the cathode of a T12 fluorescent lamp.
介绍八水氢氧化钡制取高纯碳酸钡的工艺、产品质量及用户使用结果。
The process quality and using result of high purity barium carbonate prepared with barium hydroxide have been introduced.
研究了钡的新显色剂二溴对甲偶氮羧的合成及其与钡显色反应的条件。
A new reagent, dibromomethyl carboxyazo was synthesized and its colour reaction with barium was studied.
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。
In this paper, an advanced technology is metioned. Barium Sulfate is made from barium chloride and the bittern water in Yuncheng Saline Lake.
本文阐述了钡的冶金理论，硅钡系列铁合金的生产实践，以及在黑色冶金中的应用。
This paper describes the metallurgical theory for Ba and the productive practice of Si-Ba series ferroalloys as well as its application to the ferrous metallurgy.
介绍了硫酸钡的用途、原材料规格、生产原理、工业生产中主要工艺控制点、产品质量。
The uses of barium sulphate precipitated, the specification of the original material, the principle of production, process control point, product quantity are introduced.
钡的超常富集，不仅是一个消耗大量有机碳的过程，而且是有机质成熟度不断加深的过程。
In the process of unconventional Ba enrichment, a lot of organic carbons were depleted and the maturity of organic matter became higher.
介绍了高纯碳酸钡的常见粒度表述术语，评价方法与生产控制手段，为高纯碳酸钡生产中的粒径控制提供了多条途径。
This article introduced the usual terms of grain size, measurement and production control for high -purity barium carbonate. it also presented some measures to control grain size in the production.
通过一系列条件试验，研究了石墨炉原子吸收光谱法测定水中微量钡的石墨管类型、最佳加热程序和最佳基体改进剂等。
Determination of trace Ba in water by graphite furnace atomic absorption spectrometry is studied. The optimum graphite tube, heating programs and matrix modifier are investigated.
1895年，威廉·伦琴偶然发现阴极射线管能使涂有一层氰亚铂酸盐钡的薄相纸发光，甚至当阴极射线管和相纸分别放在不同的房间时也能发光。
In 1895, Wilhelm Roentgen accidentally discovered that a cathode-ray tube could make a sheet of paper coated with barium platinocyanide glow, even when the tube and the paper were in separate rooms.
对钡铁氧体的水凝胶、醇凝胶以及气凝胶的红外光谱进行了研究。
The IR spectra of hydrogel, alcogel and aerogel of BaFe12O19 were studied.
并且，他们或许要对2号反应堆周边其他放射性同位素的含量，包括对铯、钡、钴、镧的浑浊度，进行重新检测。
And they still may need to retest for other radioactive isotopes that had been found in the seawater around the No. 2 reactor, including troubling quantities of cesium, barium, cobalt and lanthanum.
结果：使用气钡双重对比剂动态造影法摄像后再慢动作回放观察的方法发现早期上段食道癌的阳性率最高。
Results: the positive rate of gas-barium double contrast kinesis radiography with the observation through slow playback to discover nonage upper esophageal carcinoma is the highest.
方法：对病理证实的40例早期上段食道癌，使用两种不同的气钡双重对比剂食道造影方法进行观察。
Methods:The features of two different gas-barium double contrast esophagus examinations of 40 cases with nonage upper esophageal carcinoma diagnosed by pathology were analyzed.
通过对17例喉咽、颈段食管癌的食管吞钡造影与磁共振(MRI)检查结果进行对比分析。
Imaging by MR (MRI) and esophageal barium meal of 17 cases of hypopharyngeal and cervical esophageal cancer were analyzed.
目的探讨肝癌、肝硬化患者高分辨率CT图像中食管静脉曲张的表现，比较其与上消化道钡透的敏感性。
Objective to investigate the spiral ct findings in patients with esophageal varices of hepatocarcinoma and to compare the sensitivity of barium radiography of upper digestive tract.
钡以重晶石形态(硫酸钡)在工业上用作油漆的白色涂料。
Barium as barite (barium sulfate) is used industrially as a white pigment for paint.
结论十二指肠镜和气钡双重造影是诊断ptd的主要检查方法。
Conclusion Duodenal endoscope and air barium double radiography are mainstays for the diagnosis of PTD.
叙述了在电弧炉中用稀土富渣、硅铁、重晶石、石灰等原料冶炼稀土硅钡镁合金的研制过程。
Smelting of SiMgREBa alloy with rare earth rich slag, barite and lime in electric-arc furnace is introduced in the paper.
同时对该精矿中特有的矿物重晶石，它的分解过程、钡在烧结矿中的赋存状态以及对烧结矿质量的影响进行讨论。
Besides, the decomposition of barite, a special gangue mineral existing in this concentrate, the state of barium in sinter and its effect on the quality of sinter arc also discussed.
分析结果表明：该溶液系统的胶化主要取决于钛酸丁酯的逐步水解并与包括乙酸钡在内的其他有机分子的聚合；
The results show that gelling of the solution system depends on gradually hydrolysis of titanium butoxide and polymerization with other organic group line as well as barium acetate.
讨论了双星是否是产生钡星的必要和充分条件，因为已知道的钡星系统全是双星。
The question as to whether binarity is a necessary and sufficient condition to produce barium star is addressed.
本文就不同浓度的钡对天然水的生化需氧过程、氨化及亚硝化过程的影响进行了探讨。
This paper discussed the influence on the biochemical oxygen demand, ammoniation and nitrosation by barium of different levels in water.
经含钡合金处理的钢材力学性能，如疲劳、横向冲击韧性和各向异性可得到显著改善。
The mechanical properties such as fatigue, transverse impact toughness and anisotropic properties of steels treated with Ba-containing alloys are remarkably improved.
经含钡合金处理的钢材力学性能，如疲劳、横向冲击韧性和各向异性可得到显著改善。
The mechanical properties such as fatigue, transverse impact toughness and anisotropic properties of steels treated with Ba-containing alloys are remarkably improved.
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