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strontium相关的网络例句

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Rich in mineral resources have been found in the minezan 48 species, has been developed using 24, mainly iron, gold, silver, lead, zinc, molybdenum, fluorite, zeolite, silica, feldspar, bentonite, perlite, limestone, purple soil, silica sand, granite, strontium series, metasilicate series, the mineral series.

矿产资源丰富,已经发现的矿咱有48种,现已开发利用24种,主要铁、金、银、铅、锌钼、莹石、沸石、硅石、长石、膨润土、珍珠岩、石灰石、紫砂土、硅砂、花岗岩、锶系列,偏硅酸系列、矿泉水系列等。

The 170 meters deep underground of this area has mineral water that contains rich strontium and metasilicate. The high density of around fruit trees and second growth forests have formed natural oxygen bar in the area, with the air quality keeping class 1 level whole year. It was the only area of Beijing vicinity that was not infected by SARS- seems specially blessed.

P6四季和谐的更迭,繁衍着生机;天赋异禀的矿水床,使地下170米蕴涵着丰富的锶、偏硅酸型天然矿泉水;周围和社区内高密度的果树和次生林带形成了天然的氧吧,空气质量常年一级;因是北京周边唯一没有被非典侵扰的地方而更显灵佑。

The method is characterized in that:(1) the reflux of the 2-[N, N- 2amino]-3-cyano-group-4-thiopheneacetic-5-carboxylic acid tetra ester is carried out in the proper sodium hydroxide aqueous solution of alcohol for 5h to 6h and the pH value is kept over 10 during hydrolysis;(2) the ethanol of 20 per cent to 60 per cent is added and then the strontium chloride aqueous solution with 2times to 2.5times molal weight is directly added, precipitates the crystal, is filtered and dried;(3) water is added to carry out the reflux and the little salt packed in the crude product is removed, and the product is collected through heat filtration.

其特征在于:①将2--3-氰基-4-羧甲基噻吩-5-羧酸四酯在适量氢氧化钠水醇溶液中回流5~6小时,水解过程保持pH值10以上;②然后再加入20-60%乙醇,随后直接加入2-2.5倍摩尔量氯化锶水溶液,析出结晶,过滤,晾干;③加水回流,除去粗品中包裹少量盐,热过滤,收集产品。

The results indicate that PESA has excellent inhibitive effects to the poor solubility scales such as barium sulfate, calcium sulfate, strontium sulfate and to the calcium carbonate scale is normal.

研究了PESA在油田用水中的阻垢效果,结果表明,PESA对常遇到的硫酸钡、硫酸锶、硫酸钙类难溶垢有着优异的阻垢效果,对碳酸钙也有较好效果。

In this paper, we do a preliminary test of the 18 crown - picric acid system, the impact of extraction of strontium, resulting in a variety of conditions can not be made better extraction results.

浮选的机理通常是认为被捕集的物质吸附在气泡的表面随着上升的空气进入有机相,气泡在有机相中破裂后停留在其中。

It contains cordycepicacid, cordycepin, 12 varieties of free amino acid, secale cornutum, hexose, protein, Histidine and Vitamin B12 assisting infant development, as well as some microelements including strontium, kalium, natrium.

冬虫夏草是一种名贵的药材,其味微星,性温无毒,气清香,含有虫草酸,虫草素,12种游离氨基酸,麦角脂肪醇,六碳糖醇,蛋白质及助幼儿生长发育的组氨酸和维生素B12,还含有锶、钾、钠等微量元素。

The mechanical strength, solubleness and the capability to induce ossification of the materials could be improved obviously when strontium was added, which were formed of hydroxyapatite and tricalcium phosphate.

试验研究证实锶盐具有抗骨吸收和增加骨形成的作用,锶盐可以抑制破骨细胞的活性,促进成骨细胞的活性,促进骨盐的沉积;其与羟基磷灰石和磷酸三钙等复合后,其机械强度、溶解性及诱导成骨能力等特性明显得到改善;锶盐口服有治疗骨质疏松症的作用。

Therefore, zinc oxide and Eu~(2+)-activated strontium aluminate green phosphors were synthesized for the fluorescence conversion of near ultraviolet light-emitting diode, and their properties were examined by means of photoluminescent spectra, thermoluminescent spectrum, X-ray photoelectron spectroscopy and X-ray diffraction.

本研究针对近紫外LED荧光转换材料的要求,采用荧光光谱,热释光谱,X射线光电子能谱,X射线衍射等分析手段,重点研究ZnO绿色荧光粉和Eu~(2+)激活铝酸锶绿色长余辉荧光材料的合成,或提高发光效率和稳定性的新方法及其相关机制。并在以下几方面取得了一些进展: [1]将ZnS与一定量的卤化物MX(X=F,Cl,Br,I;M=Na,K,NH_4,Zn,ZrO)一起煅烧合成出发光性能优良的、具有六方纤维锌矿结构的ZnO绿色荧光粉。

Wuzhou Brand products include Barium Carbonate,Strontium Carbonate,Barium Sulphate,Barium Nitrate,Barium Chloride,Industrial Sodium Sulfide,Sulphur,Sodium Thiosulphate,Thiourea,Melamine,etc.

集团公司产品结构已形成钡盐为主,锶钠铵并重,多品种,多系列,多规格的生产格局。

ABSTRACT: ObjectiveThe physicochemical properties and hydrating product of α tricalcium phosphate cement modified by strontium carbonate was investigated.

目的 探讨用碳酸锶对α磷酸钙骨水门汀系统进行改性后的理化性能和水化产物分析。

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