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The optimum conditions were obtained as follows: the weight ratio of fatty acids and 85%acetic acid is 1:4, ozonolysis temperature is 20-25℃, manganese/copper acetate as catalyst, and the amount of catalyst is 0.15% of fatty acids, oxidation decomposition temperature and oxidation decomposition time are 90-95℃ and 4 hours respectively. the yields of azelaic acid and pelargonic acid are 57.4% and 51.6% respectively.

以菜油酸为原料、85%醋酸水溶液为溶剂,经臭氧化、氧化分解、重结晶等过程制备壬二酸和十三烷二酸的最佳反应条件为:m:m(85%醋酸)=1:4,臭氧化温度20-25℃;氧化分解温度80-85℃,催化剂醋酸锰/醋酸铜用量为原料菜油酸质量的0.12%,氧化分解时间3h,重结晶溶剂壬酸的用量为5倍质量的氧化分解产物时,十三烷二酸的收率为58.3%,壬二酸的收率为57.2%。

The highly precise predication model has realized the simultaneous predication on the end-point carbon content , temperature , w and w, and it provides a good foundation for improving the hit rate of end-point control of the BOF, reducing the number of reblow and carrying out direct tapping.

建立的预报模型具有较高的精度,实现了转炉终点碳、温度、残锰和磷的同时预报,为提高转炉的终点控制命中率、减少补吹的次数、实现直接出钢打下良好的基础。

It introduces the technology of producing clean high-silicon silicomanganese .

介绍了纯净高硅锰硅合金的生产工艺,即要有优质的原料、较高的炉温、合适的炉渣碱度和正确的冶炼操作方法。

He recalls how they would run through the back lanes of the houses and hide in the shadows when they reached the street again, hoping to avoid people in the neighborhood, particularly the boy's uncle or the sister of his friend Mangan.

他还记得他们是如何将贯穿后巷的房屋和隐藏在黑暗中当他们走到街上再次希望避免地区的居民,尤其是男孩的叔叔的妹妹他的朋友锰。

The effect of the concentration, pH of several ligands such as acetate, oxalate, tartrate and phosphate solution and their orders added on the adsorption and activity of BSA and acid phosphatase on yellow brown soil, latosol, kaolinite, goethite and -MnO2 was first systematically studied by using batch and FTIR methods after analyzed and studied the relative literature that reported in the world.

论文在分析总结了国内外有关研究的基础上,用批量法和傅立叶变换红外光谱法首次系统地研究了乙酸、草酸、酒石酸和磷酸几种配体的浓度、pH及加入顺序对牛血清白蛋白、酸性磷酸酶在黄棕壤、砖红壤、高岭石、针铁矿和二氧化锰表面的吸附行为及活性的影响,探讨了这些配体对蛋白吸附机理及二级结构的影响。

The effect of the concentration, pH of several ligands such as acetate, oxalate, tartrate and phosphate solution and their orders added on the adsorption and activity of BSA and acid phosphatase on yellow brown soil, latosol, kaolinite, goethite and δ-MnO〓 was first systematically studied by using batch and FTIR methods after analyzed and studied the relative literature that reported in the world. The impact of these ligands on the adsorption mechanism and secondary structure of protein was simultaneously engaged.

论文在分析总结了国内外有关研究的基础上,用批量法和傅立叶变换红外光谱法首次系统地研究了乙酸、草酸、酒石酸和磷酸几种配体的浓度、pH及加入顺序对牛血清白蛋白、酸性磷酸酶在黄棕壤、砖红壤、高岭石、针铁矿和二氧化锰表面的吸附行为及活性的影响,探讨了这些配体对蛋白吸附机理及二级结构的影响。

Company ownership rich mineral resources, mining conditions fine, ore reserves of abundance, the existing gold mine 16, including six of the mining rights and prospecting of 10; manganese-nine, including five of the mining rights, Prospecting of 4; molybdenum mine six, including three of the mining rights and prospecting of the three; copper-a; two iron ore, a coal mine 2 Block.

公司权属矿产资源丰富,开采条件优良,矿石储量丰盈,现有金矿山16座,其中有采矿权的6个,探矿权的10个;有锰矿山9座,其中有采矿权的5个,探矿权的4个;有钼矿山6座,其中有采矿权的3个,探矿权的3个;有铜矿山1座;有铁矿2座;有煤矿2座。

The air curing rate was also affected by the addition of co-catalyst, the content of diluents, and temperature.

异辛酸钙、异辛酸铅和异辛酸钴有很好的协同催干促进作用,而异辛酸锰和异辛酸锌对体系的干燥存在阻聚的作用空气固化的速度还依赖于体系中稀释剂的含量和温度等因素。

First firing of raw materials are usually basic glaze frit, in the process of production need to add metal oxides, metal ions is also a special color of the enamel glaze color, or as a gel, or suspension-like particles of the dispersion or absorption of light and color, for example, cobalt oxide blue or purple, blue green copper oxide, cobalt oxide copper oxide mixture is significant blue, red cuprous oxide, nickel oxide in the potassium content of the glaze was red, in the sodium yellow glaze of green, if used alone was brown iron oxide, cobalt oxide and manganese dioxide are combined black or dark brown.

通常是先将原料烧成基本釉的熔块,在制作的过程中再加入需要的金属氧化物,也就是以金属离子特具的颜色而使珐琅釉呈色,或成为胶状,或悬浮状的粒子对光线的色散或吸收而呈色,例如氧化钴呈蓝或紫色、氧化铜呈蓝绿色、氧化铜混和氧化钴则显青色、氧化亚铜呈红色、氧化镍在含钾之釉中呈红色、在含钠之釉中呈黄绿色,又如氧化铁单独使用呈褐色,与氧化钴及二氧化锰合用则呈黑色或黑褐色。

A former niche player in the once-booming UK vehicle-making area of Coventry, Manganese Bronze is now the last car company in the city and enjoys the curious status of being the biggest London-listed carmaker by volume.

锰铜控股曾是英国繁荣一时的汽车制造地区考文垂的一家利基公司,而今它是该市仅存的一家汽车公司,在伦敦上市的汽车制造商中享有产量居首的奇特地位。

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But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。