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The company is collection product and so on scientific research, production and service cobalt blue product, nickel salt product, electrolytic copper specialized production enterprises, the product has certain well-knownness in the domestic cobalt profession.

公司是集科研、产和服务的钴盐制品、盐制品、积铜等产品的专业生产企业,产品在国内钴行业中具有一定的知名度。

Nine multiparous and 12 primiparous cows were fed diets containing an anionic salt supplement and moderate Ca (0.99%) or high Ca (1.50%) concentrations for 21 d prepartum to determine the effects of dietary Ca concentration on serum and urine electrolytes and on postpartum intake and milk yield.

通过产前21天连续给予9只经产和12只初产的奶牛喂食含有阴离子盐补充剂和中等浓度(0.99%)或高浓度(1.50%)钙的饲粮来检测饲粮中钙的浓度对血清中和尿中电解质的影响以及对产后采食量和牛奶产量的影响。

Anthraquinone is prepared by the liquid phase oxidation of anthracene with oxygen in the presence of cobaltous salt,manganous salt and bromide.

在液相中,钴盐、锰盐、溴化物催化氧气氧化蒽制取蒽醌,当压力为0.5~0.8 MPa,溶剂是芳香性卤代烃和丁酸的混合物(其中丁酸质量分数为15%~20%)时,蒽醌的产率可达90%,纯度99.2%。

Experimental study on voidage of dissolved glauberite

产于盐湖中,系化学沉积的产物。

The lappaconitine hydrobromide was synthesized in a new way,with a yield of 84%.

同时用制备方法操作简便,反应条件温和的新方法合成了强镇痛药物刺乌头碱氢溴酸盐,产率可达84%。

With sodium acetate as catalyst, inosine was esterified with acetic anhydride in the yield of 92% to give 2',3',5'-triacetyl inosine, which was treated with pyridine and phosphorus oxychloride to form a pyridinium solution, followed by performing an amination at 40℃ and 0.25~0.30 MPa to achieve adenosine in the yield of 67%.

肌苷在醋酸钠存在下与醋酸酐发生酯化反应以92%的收率得到2',3',5'-三乙酰肌苷,其化合物经吡啶和三氯氧磷处理形成吡啶盐溶液,未分离直接在40℃、0.25~0.30 MPa压力下进行氨解反应以67%产率制得腺苷。

A group of pyrylium salts with different substituents has been synthesized in this work. Their fluorescence life time, quantum yield and quenching constant by BVE have also been measured. It was found that a strong interaction was observed between BVE and pyrylium salt which contains an electron-withdrawing group, and contrary, the introduction of electron-repulsive groups to the pyrylium salt will decrease this effect. It indicated that these reactions possess the characteristic of electron transfer.

本工作合成了一组带不同取代基的氧鎓盐化合物,并对它们的荧光寿命、荧光量子产率以及用丁基乙烯基醚进行猝灭的荧光猝灭常数进行了测定,发现带拉电子基的氧鎓盐化合物和BVE间存在着较强的相互作用,相反,推电子基的引入则减弱了这种影响,表明反应具有电子转移性质。

This class of deposits is characterized by the abundance of iron oxide in the ores and the associated intensive regional sodic alteration. They may occur in Proterozoic intracraton or Phanerozoic continental margin volcanic arcs with nearby intrusive complex or evaporite. The spatially and temporally associated intrusive rocks are magnetite-series granitoids. Mineralization mainly occurs in second order echelon structures near the main regional structure.

该类矿床以矿石中含有大量的铁氧化物且伴有很强的区域性钠质蚀变为特征,可以产于元古代克拉通内或新生代大陆边缘岛弧环境,其周围具火成岩或含蒸发盐层,时空上与之有关的侵入岩为磁铁矿系列花岗岩,矿化主要产于近区域主断裂的羽状次级断裂中。

As for the tripodal ligand DBIMPY, its lanthanide complexes includingantipyrine have higher emission quantum yields than others, and its nitrate-coordinated series have higher emission quantum yields than those of the chlorideseries in 〓.

2对于三脚架配体DBIMPY,在〓溶液中,其含安替吡啉的稀土配合物有相对更高的量子产率,并且其稀土硝酸盐配合物比相应的稀土氯化盐配合物有更大的量子产率。

The complexation properties of them with alkali and alkaline earth metal ions have been investigated by means of visible spectra in solns.

方法简便,产率较高,借助于可见光谱测定,考查了它们在溶液中与碱金属和碱士金属盐等的配位性能。

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According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm~150rpm时取得最大值,此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世,形体几无变化。

When I was in school, the rabbi explained everythingin the Bible two different ways.

当我上学的时候,老师解释《圣经》用两种不同的方法。