硫酸钡

Methods Two hundred patients with digestive symptoms were randomly divided into two groups, Cola group and aerogenic powder group received respectively CocaCola/Pepsi drinks and aerogenic powders with barium sulfate suspension for double contrast examination of upper gastrointestinal tract.

200例罹患消化道症状患者，分成产气粉组和可乐组，每组100例，分别采用产气粉和可口可乐或百事可乐饮料与硫酸钡干混悬剂配合进行上消化道双对比造影检查。

Methods Two hundred patients with digestive symptoms were randomly divided into two groups, Cola group and aerogenic powder group received respectively Coca-Cola/Pepsi drinks and aerogenic powders with barium sulfate suspension for double contrast examination of upper gastrointestinal tract.

200例罹患消化道症状患者，分成产气粉组和可乐组，每组100例，分别采用产气粉和可口可乐或百事可乐饮料与硫酸钡干混悬剂配合进行上消化道双对比造影检查。

It is manufactured through kneading, cold pressing and post-treatment; and the materials for the synthetic brake shoe include butadiene-acrylonitrile rubber, phenolic resin, graphite, iron powder, barium sulfate, potash feldspar powder, composite fiber, sulfur, hexamethine tertramine, polymethylene aniline, 2-mercaptan benzothiazole, zinc oxide and toluene.

同时本发明的提供了采用捏合、冷压、后处理工艺来制造新型高摩擦系数合成闸瓦。组成新型高摩擦系数合成闸瓦的各组分重量百分比如下：丁腈橡胶为6.20％，酚醛树脂为10.00％，石墨为15.00％，铁粉为11.03％，硫酸钡为30.00％，钾长石粉为5.00％，复合纤维为20.20％，硫磺为1.00％，六次甲基四胺为1.00％，聚亚甲基聚苯胺0.12％，2-硫醇基苯并噻唑0.15％，氧化锌0.30％，甲苯8.0％。

He sample is dissolved in a mixture of nitric acid and potassium chlorate.The determinations of Te,Bi,Fe and Cu are performed on a flame atomic absorption spectrophotometer.The selenium is determined photormetrically with 3,3'-diaminobenzidine,and the sulfur is determined gravimetrically as barium sulfate,precipitated frorm an EDTA-citric acid medium.

辉碲铋矿物经HNO＿3－KCIO＿3溶解，用火焰原子吸收法或乙二胺四乙酸二钠络合滴定法测定Bi，火焰原子吸收法测定Te、Fe、Cu，3，3＇二氨基联苯胺光度法测定Se，硫酸钡重量法测定S。

And inhibition of PESA for barium sulfate has been studied, the result show that when the relative molecular weight of PESA is in the range 700 to 850, the scale inhibitions are best, over 90%.

通过静态法研究了聚环氧琥珀酸阻硫酸钡垢的效果，确立了其最佳阻垢效果的分子量范围为700-850，阻垢率在90%以上。

Ten paired suprafascial and subfascial flaps were harvested, the radial arteries were cannulated, and methylene blue dye was injected into the radial artery followed by a barium sulfate/gelatin mixture.

12具新鲜尸体上取下24个桡侧前臂皮瓣。10对取下的筋膜上和筋膜下皮瓣，桡动脉被插入导管，蓝色亚甲基染料和硫酸钡混合后被注入血管内，对皮瓣行数字化摄影，用软件来测量血管分布区。

In the classic Old Holland colors no fillers such as cheap chalk, barium sulphate, aluminum hydrate powders or wax are used.

在荷兰的经典老没有填料的颜色，如廉价的粉笔，硫酸钡，氢氧化铝粉末或蜡的使用。

Example: Barium nitrate solution is added to potassium sulfate solution.

该重要生成物是硫酸钡，一种白色沉淀：→BaSO4 s

A white pigment consisting of a mixture of zinc sulfide, zinc oxide, and barium sulfate.

锌钡白一种由硫化锌、氧化锌和硫酸钡混合构成的白色色素

The process of production of Barium sulphate precipitated is

生产沉淀硫酸钡的工艺流程是

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。