浓的
- 与 浓的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Geochemical analyses include 'total'(concentrated HNO3 -HCl digestion) and chemical forms (three step sequential digestion, reducible, oxidizable and residual forms) of heavy metals Cu, Zn, Pb, Cr,Fe and Mn, iron oxides dithionite-citrate-bicarbonate (DCB and ammonium in the dark extraction as the estimation of total and amorphous iron oxides, respectively, total sulfur and organic matter.
化学分析包括重金属(Cu、Zn、Pb、Cr和Fe、Mn)"总量"(浓HNO3、HCl提取,非严格的总量)、形态(三步提取法,可还原态、可氧化态和残渣态)、氧化铁(连二亚硫酸钠-柠檬酸钠-重碳酸钠提取和草酸铵提取分别估计总氧化铁和无定形氧化铁)、总硫和有机质,并比较了DCB提取前后样品磁性特征的变化。
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The ammonia was evaporated under decreasing pressure, and the precipitate was filtered off and the liquid was poured into hot saturated picric acid solution to get picrate with a yield of 85.0%. The optimum process starting from imidazole-4,5-dicarboxylic acid was: imidazole-4,5-dicarboxylic acid in acetic anhydride was refluxed to get imidazole-4-carboxylic acid, and the product was esterification in ethanol with a catalyzer of concentrated sulfuric acid to get ethyl imidazole-4-carboxylate, at last the compound above was reduced by LiAlH4 in ether at room temperature to get the target compound, the total yield of this route was 49.6%.
以4,5-二羧酸咪唑为原料的较佳工艺:1 脱羧反应:4,5-二羧酸咪唑40g,醋酐1200ml,回流10h,过滤并将滤液浓缩至干,所得固体加至50%的乙醇溶液回流,过滤并将滤液自然冷却过夜,过滤得固体;2 酯化反应:4(5)-羧酸咪唑50g,乙醇1000ml和浓硫酸60ml,加热回流2h,5%浓度NaOH溶液调节至pH=8,减压浓缩至干,加入少量水回流,自然冷却过夜并过滤得固体;3 还原反应:LiAlH410g,乙醚300ml和4(5)-羧酸咪唑乙酯28g,常温反应1.5h,小心滴加25ml水后过滤,滤渣溶于300ml甲醇中并过滤,收集所得乙醚和甲醇滤液浓缩至干,将所得固体溶于300ml乙醇中加热回流,后将溶液浓缩至约30ml,冷却并过滤得固体,该路线总收率为49.6%。
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He was trying to forget in a self pitying haze that deepened day by day .
他在一天浓似一天的自哀自怜的迷雾中努力忘却痛苦。
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In pen and ink color on stress: 1, abundant technique, intensity, or infiltration solemn, or Kuse fast disease, or center, or the inverse front, side or front, or drag pen, or casual T. 2, multi-level Mexican law changes (5 6 ink color - Coke, thick, heavy, light, the color-plus paper), or plot Mexico, Mexico or broken, or Pomo. 3, with the color categories to give emotional color, such as color, and stress Mexican gas, calmly (ink color to the main bone and exercise Dancai) and Meticulous re-Cai.
在笔墨色彩上讲究:1、笔法丰富、有力度,或浸润凝重、或枯涩快疾;或中锋、或逆锋、或侧锋、或拖笔、或散笔。2、墨法多层次的变化(五墨六彩——焦、浓、重、淡、清加上纸的颜色),或积墨、或破墨、或泼墨。3、色彩为随类赋彩等感性色彩,讲求墨气、沉着(色彩以墨骨为主,施以淡彩)并有工笔重彩。
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Benzyl bromide was synthesized from potassium bromide ,a by-product from synthesis of 2-hydroxy-4-n-octyloxybenzophenone(UV-531),and benzoic alcohol in the presence of concentrated sulfuric acid.
溴化钾作为工业生产2-羟基-4-正辛氧基二苯甲酮的副产品,在浓硫酸存在的条件下,与苯甲醇进行反应合成苄基溴。
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A nice mess of pottage was served at the beginning.
先上的是份不错的浓汤。
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The aircraft is in the original series of vertical high concentration ZSG hydraulic pulper from improving on the basis of efficient energy-saving products.
本机是在原ZSG系列立式高浓水力碎浆机的基础上改进而成的高效节能型产品。
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ZGS series of vertical high, medium and low water concentration pulper is to draw a comprehensive and up-to-date foreign technology broken solution developed in conjunction with national conditions, for deinking pulp and paper industry in the production line in the high concentration under the conditions of rapid Shredded paper solution, and not as much as possible to reduce the paper with the nature of the slurry.
ZGS系列立式高、中、低浓水力碎浆机是吸取和综合了国外最新碎解技术并结合国情而研制的,用于制浆造纸行业废纸脱墨生产线中在高浓度条件下迅速碎解废纸,且尽量不降低纸所具有的浆料性质。
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In a food processor or blender, combine half of the ingredients and puree. Repeat with remaining ingredients.
在食物加工器或搅拌器中,加入一半的所有材料及浓缩的浓汤,搅拌后,重复一样动作,将另一半食材加入。
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The mathematical model of asynchronous motor under the condition of 2 phase quiescency and 2 phase rotating frame is gained, and then the mathematical mode of super dense-phase conveying load is founded.
本文通过矩阵变换得到了异步电机在二相静止和二相旋转坐标系下的数学模型,从而建立了超浓相输送负荷的数学模型。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。