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The advantages of this new method are:(1) The field conductivity distribution function is fitter the actual condition than tradition methods:(2) On the condition of triangle elements cut of field, making the calculation speed increase in large degree than tradition methods.

与单元电导率重建算法相比,节点电导率重建算法的优点有:(1)使场域电导率分布函数更符合实际情况,克服了传统算法中对电导率作离散化处理的缺陷;(2)当场域采用三角形单元剖分方式时,在场域的剖分密度保持不变的情况下,可以大大提高重建计算的速度;(3)在场域采用三角形单元剖分方式时,场域的剖分密度可以比以前加大一倍,在不降低重建计算速度的前提下,可以改善重建计算的精度;(4)由于重建的是所有节点的电导率,避免了先前单元电导率重建图像中"阶梯"状边缘和"锯齿"状边缘的出现,明显地改善了图像的视觉效果。

The structural and photocatalytic properties of TiO〓 as well as surface acidity were greatly improved by sulfation. SO〓〓/TiO〓 solid superacid with Hammett constant Ho less than -12.14 was prepared by treating the TiO〓 with 1.0mol. L〓 sulfuric acid solution and then calcining at 450℃ for 3h. When compared to unmodified TiO〓, the SO〓〓/TiO〓 superacid catalyst exhibited higher anatase content, smaller crystal size, higher specific surface area, centralized pore size distribution, and the blue-shifted band edge of uv-vis adsorption spectra. Furthermore, the SO〓〓/TiO〓 superacid also showed excellent reaction activity and stability for CH〓Br photocatalytic decomposition even under the moist reaction conditions. The apparent quantum efficiency of SO〓〓/TiO〓 was 10 times of that of TiO〓 catalyst for the photocatalytic degradation of bromomethane. Therefore, the SO〓〓/TiO〓 superacid catalyst is promising for practical application in environmental remediation.It was found that both L and B acid sites exist on SO〓〓/TiO〓 photocatalyst while only L acid sites on TiO〓 photocatalyst. On the basis of experimental results, the synergistic model of superacidic centers was proposed for SO〓〓/TiO〓 photocatalyst to explain the photocatalytic behavior and the mechanism of superacidifing effects, assuming that the adjacent L and B acid sites induced by SO〓〓 comprise cooperatively the superacidic center on superacid photocatalyst. The group cooperation of the superacidic center could strengthen the surface acidity, increase surface acid sites and the adsorbtion of O〓, promote separation of photogenerated electron-hole pair, enhance the interfacial transfer of charges and reversibility of water adsorption. Consequently the excellent photocatalytic activity, reaction stability and resistibility to humidity of SO〓〓/TiO〓 superacid photocatalyst may attributed to the group cooperated effect of the superacidic center on the photocatalyst.

研究结果表明:SO〓〓与TiO〓表面的结合为螯合式双配位结构;TiO〓光催化剂表面经H〓SO〓浸渍处理后,提高了表面酸性,改善了催化剂结构和光催化性能,当H〓SO〓浸渍浓度为1.0mol.L〓、烧结温度为450℃时,可制得SO〓〓/TiO〓超强酸催化剂(H〓<-12.14),其结构和光催化活性得到明显改善,与TiO〓相比,SO〓〓/TiO〓光催化剂的锐钛矿含量高、晶粒小、BET比表面积大、孔径分布集中、光谱吸收边蓝移,具有优异的光催化氧化活性、稳定性及抗湿性能,光催化降解溴代甲烷的表观量子效率比TiO〓催化剂提高了一个数量级,是一种有实际应用前景的高效光催化剂;由此提出了SO〓〓/TiO〓超强酸催化剂表面集团协同作用的超强酸中心模型,认为在SO〓〓/TiO〓超强酸催化剂表面,由SO〓〓诱导的相邻L酸中心和B酸中心组成了集团协同作用的超强酸中心,其集团协同作用显著地增强了催化剂表面酸性、增大了表面酸量及O〓吸附量、促进了光生电子和空穴的分离及界面电荷转移,具有可逆吸附水的性能,是SO〓〓/TiO〓超强酸催化剂具有优异的光催化氧化活性、很好的活性稳定性及抗湿性能的重要原因。

The apparent quantum efficiency of SO〓〓/TiO〓 was 10 times of that of TiO〓 catalyst for the photocatalytic degradation of bromomethane. Therefore, the SO〓〓/TiO〓 superacid catalyst is promising for practical application in environmental remediation.It was found that both L and B acid sites exist on SO〓〓/TiO〓 photocatalyst while only L acid sites on TiO〓 photocatalyst. On the basis of experimental results, the synergistic model of superacidic centers was proposed for SO〓〓/TiO〓 photocatalyst to explain the photocatalytic behavior and the mechanism of superacidifing effects, assuming that the adjacent L and B acid sites induced by SO〓〓 comprise cooperatively the superacidic center on superacid photocatalyst. The group cooperation of the superacidic center could strengthen the surface acidity, increase surface acid sites and the adsorbtion of O〓, promote separation of photogenerated electron-hole pair, enhance the interfacial transfer of charges and reversibility of water adsorption. Consequently the excellent photocatalytic activity, reaction stability and resistibility to humidity of SO〓〓/TiO〓 superacid photocatalyst may attributed to the group cooperated effect of the superacidic center on the photocatalyst.

研究结果表明:SO〓〓与TiO〓表面的结合为螯合式双配位结构;TiO〓光催化剂表面经H〓SO〓浸渍处理后,提高了表面酸性,改善了催化剂结构和光催化性能,当H〓SO〓浸渍浓度为1.0mol.L〓、烧结温度为450℃时,可制得SO〓〓/TiO〓超强酸催化剂(H〓<-12.14),其结构和光催化活性得到明显改善,与TiO〓相比,SO〓〓/TiO〓光催化剂的锐钛矿含量高、晶粒小、BET比表面积大、孔径分布集中、光谱吸收边蓝移,具有优异的光催化氧化活性、稳定性及抗湿性能,光催化降解溴代甲烷的表观量子效率比TiO〓催化剂提高了一个数量级,是一种有实际应用前景的高效光催化剂;由此提出了SO〓〓/TiO〓超强酸催化剂表面集团协同作用的超强酸中心模型,认为在SO〓〓/TiO〓超强酸催化剂表面,由SO〓〓诱导的相邻L酸中心和B酸中心组成了集团协同作用的超强酸中心,其集团协同作用显著地增强了催化剂表面酸性、增大了表面酸量及O〓吸附量、促进了光生电子和空穴的分离及界面电荷转移,具有可逆吸附水的性能,是SO〓〓/TiO〓超强酸催化剂具有优异的光催化氧化活性、很好的活性稳定性及抗湿性能的重要原因。

In 1993, professor Michael Hammer of MIT and James champy co-author the book of Reengineering the corporation ----- a Manifesto For Business Revolution, put forward the concept of BPR. BPR's central thoughts is to redesign the business process, produces the valuable result, decrease cost, improve the quality, speed and service, finally improve the performance of enterprises from the customers' need taking the business process as reforming objective.

业务流程再造(Business Process Reengineering ――BPR)概念的提出是1993年,美国麻省理工学院迈可·哈默教授与詹姆斯·钱辟合著的《再造公司――企业革命的宣言》(Reengineering The Corporation ――A Manifesto For Business Revolution)一书,其概念的核心含义就是指从顾客的需求出发,以企业流程为改造对象,对企业流程进行根本性的思考和分析,通过对企业流程构成要素的重新组合,以此实现企业业务流程彻底的重新设计,产生出更为有价值的结果,在成本、产品质量、服务和速度等方面获得戏剧化的改善,从而获得企业绩效的巨大改善。

On the basis of previously research, this paper re-probe into the mechanism of electro-chemist mechanical manufacturing process, making the rational technological parameter, and developing the manufacturing equipment. Through a lot of technology tests, get a lot of labratory data, accordingly, researched the surface feature of the electro-chemist manufacturing process, and deeply discussed its influence on the work piece feature. The last result is that: the electro-chemist mechanical manufacturing process can reduce the low-frequency component significantly, but on high-frequency component, it has little influence, having obviously positive pole flat effect. After manufacture, the tip parts on the surface of the work piece is cut off, there is micro "high land" shape, the parameter for surface roughness is reduced a lot, the surface outline of the work piece is negative, the bearing length rate is cliffy. Also the surface quality of the work piece is improved. This can help to avoid changing the shape, improve the feature of rub, gear and reduce the time to suit. This would also ensure the precision and result in a longer work piece life.

在以前研究的基础上,本论文重新探讨了电化学机械复合光整加工工艺的机理,确定了较合理的工艺参数,对电化学机械复合光整加工设备进行了改进,通过工艺实验广泛地搜集了大量实验数据,依据实验数据,多角度地研究了电化学机械复合光整加工的表面形貌特点,并且从理论上深入讨论了电化学机械复合光整加工表面形貌对工件工作性能的影响,最后得出的结论为:电化学机械复合光整加工对工件原始表面的低频成分有较大程度的降低,而对高频成分影响较小,有明显的阳极整平作用,被加工工件表面的尖峰状凸起被去除,工件表面呈现出微观&高原型&,表面轮廓不平度高度特性参数大幅度降低,工件表面轮廓分布集中,且呈负偏态,轮廓偏斜度为负值,轮廓支承长度率曲线陡峭,工件的表面质量得到综合改善,这对提高零件的抗接触变形能力、改善摩擦、磨损性能、降低工件的磨合时间、提高工件的精度保持性、延长工件的寿命均有利。

The reconstruction problem is ill-posed, so two optimal criterions, the least module and the smoothness criterion base on Tikhonov regularization technique, are introduced into reconstruction algorithm. Many regularization parameters choice strategies are investigated, and the TPA(Two—Parameter Algorithm) strategy which is based on the Morozov discrepancy principles, is implemented in two regularization reconstruction algorithms.Numerical experiment results show that the nonnegative and smoothness constraint condition can overcome the difficulty of iteration semiconvergent, preconditioned technique can improve convergence rate and reconstruction accuracy, smoothness regularization criterion can meliorate ill-posed problem of reconstruction and enhance iteration stability, and the TPA is an effective strategy of regularization parameters choice.

数值试验表明:在共轭梯度法中引入非负约束和光滑约束改善了迭代的&半收敛&性,非负约束保证了解的非负性,光滑约束抑制了重建解的振荡现象,约束算法的重建精度与无约束算法相比大幅度提高;在约束共轭梯度重建算法中引入预优技术,可以加快算法的收敛速度,提高迭代的稳定性和重建精度;引入光滑准则的正则化技术可以有效改善图像重建问题的不适定性,加快迭代的收敛速度,提高迭代的稳定性和图像重建质量,计算正则参数的TPA算法在闪光照相图像重建中是有效的。

There was a significant inverse correlation between sarcomere length and A/I (r=-0.686, P.05). 4 Relations of the skeletal muscle histological characteristics and meat quality The muscle fibre and the myofibrils diameter were thinner, the muscle fiber density was denser, the sarcomere length was longer and the meat color was redder. The A/I was bigger, the meat color was whiter, contrarily was redder. The right amount of fat content may improve the meat brightness. The muscle fiber diameter and the myofibrils diameter were the biggest factors to influence the skeletal muscle shearing force, their assumed the obvious linear correlation. The muscle fiber density influence on the shearing force was only inferior to the muscle fiber and myofibrils diameter. Mensurate the IFA from tectology angle may reflect in intramuscular fat content. However intramuscular fat was not enough to carry weight on the shearing force, it may mostly affected on the smack, but not the tenderness expression.

猪骨骼肌组织学特性与肉质性状的关系肌纤维和肌原纤维直径越小、肌纤维密度越大、肌节长度越长,肉色鲜红;肌节中暗带比例越大,肉色偏白,而明带比例大,肉色偏红;适量的脂肪含量可以改善肉的亮度;肌纤维直径和肌原纤维直径对骨骼肌剪切力的贡献率最大,呈明显的线性相关,肌纤维密度对剪切力的贡献率仅次与肌纤维和肌原纤维直径;从组织形态学角度测定肌内脂肪面积比一定程度上可以反映肌肉内的脂肪含量,而肌内脂肪对肌肉剪切力的贡献率比较微弱,对肉食用品质的影响可能更多表现在改善肉的风味,而不是嫩度的表达。

It points out: a rational arrangement of supplementary cathode can greatly uniformize the handsaw temperature duo to its double actions of redistributing heat source and reducing thermal radiation; less shield layers at the top of the furnace leads to more uniform horizontal temperature distribution. The horizontal plate between two rows of handsaws can enhance the radiative heat transfer at the center place, and therefore can reduce the temperature difference along both horizontal and vertical directions.

指出:辅助阴极具有重新分配炉内的热源分布和隔热保温的双重作用,合理添加辅助阴极对改善料筐内温度场的均匀性具有重要的作用;在渗金属炉的顶部减少辐射屏层数,可以在保证竖直方向满足工艺要求的同时改善水平方向的温度场的均匀性;料筐的几何结构对温度场有重要影响,锯条背之间的距离以60毫米为好;减少料筐材料的发射率有利于局部控制料筐温度。

This may be explained by follows: First, Decoction Shenkangling can regulate the homeostasis of NEI network and reduce the increased activity of NF-κB to restrain the action of inflammatory-sclerotic media; Second, it can redress the disequilibrium of the ratio of TXA2/PGI2 to reform the hypercoagulable state; Third, it can enhance albumin and reduce cholesterol and triglyceride; Fourth, it can amend the renal damage and protect the function of renal tubule and stroma to prevent the transformation from MCD to FSGS; Last, it can lessen urine protein in AN rats markedly and relieve the side effects of prednisone.4. NF-κB, TXA2 and PGI2, along with the renal pathomorphology and so on can all be the indexes of the diagnosis of Symptom of "Kidney Deficiency and Blood Stasis" and the application of Methods of "Benefiting the kidney and Promoting blood circulation" in TCM.5. The curative effects on AN rats by treatment of integrating Traditional Chinese Medicine with prednisone are much better than using prednisone only. And the curative effects on AN rats by treatment of matching Decoction Shenkangling, having the function of "Benefiting the kidney and Promoting blood circulation", with Prednisone are much better than using Prednisone only.6. When it referred to decreasing urine protein, cholesterol and triglyceride and increasing albumin, Decoction Zhibodihuang excesses Decoction Taohongsiwu. However, when it referred to regulating the disequilibrium of TXA2/PGI2 and meliorating renal lesion, Decoction Taohongsiwu exceeds Decoction Zhibodihuang.7. The curative effects on AN rats by treatment of matching Methods of "Benefiting the kidney and Promoting blood circulation" with Prednisone overmatches using Prednisone matching Method of "Benefiting the kidney" or Method of " Promoting blood circulation" only.

益肾活血中药肾康灵能显著改善AN鼠的肾虚血瘀证的临床表现和实验指标,这可能与中药肾康灵能调理AN鼠机体的NEI网络功能稳态,降低异常升高的NF-κB活性,抑制免疫炎症/硬化介质环节,纠正失衡的TXA2/PGI2,改善AN鼠血液高凝状态,提高AN鼠的血清Alb,降低Ch和TG,减轻AN鼠的肾脏组织病理学变化,保护肾小管-间质功能,阻止MCD向FSGS转化;显著减轻AN鼠的尿蛋白水平以及减轻激素副作用有关。4、NF-κB、 TXB2和6-keto-PGF1α以及肾脏病理形态学改变等,都可作为中医肾虚血瘀证诊断和益肾活血法应用的客观指标。5、中西医结合干预AN鼠疗效优于单纯激素治疗;强的松配合益肾活血中药肾康灵组的综合疗效显著优于单纯强的松组。6、知柏地黄汤组在降低尿蛋白、提高血清Alb、降低Ch和TG疗效上优于桃红四物汤组;桃红四物汤组在纠正失衡的TXA2/PGI2和减轻肾脏病理损害方面优于知柏地黄汤组。7、激素配合益肾活血法干预AN鼠在一定程度上优于激素配合益肾法或活血法。

It is this demand for housing is driven by domestic industries, promote the development of civilized living, urban living space also has its full right to choose; Third, the urban residents in improving their own quality of life, living environment is also vital to experience life and space in relationship lending and leasing, which passed from the current real estate mortgage loans and leasing of housing to improve the living status of the self-view is obvious; Fourth, each of the residents will be able to exercise freely their right to living space of the aesthetic, also take up construction of urban living aesthetic responsibility.

正是这种对房屋的需求推动了国内产业,促进发展的文明生活,城市生活空间也有充分的选择权;第三,城镇居民改善自己的生活质量,生活环境也是至关重要的经验生命和空间关系的贷款和租赁,而通过从目前的房地产抵押贷款和租赁的住房,以改善生活状况的自我认为是显而易见的;第四,每个居民将能够自由地行使自己的权利居住空间的审美,还需要建设城市生活美学的责任。

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It seems likely that Kraft will return with a better offer.

看起来卡夫要重新考虑一个更好的出价了。

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