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The increments of the contraction ratio and the convergence angle strengthen the internal compression.

用N-S方程模拟了一系列典型二元高超声速进气道内压缩通道及隔离段模型,模拟发现内压缩通道及隔离段增压比、温升比和总压恢复系数等性能参数主要受面积收缩比、内压缩通道收缩角、隔离段长高比等几何参数以及内压缩通道进口马赫数、密度、附面层厚度等流动参数的影响。

The structure parameter influences on lateral stability, such as arch axis coefficient, arch high span ratio, crankle rigidity ratio of arch rib, vertical and lateral rigidity ratio of arch rib, lateral rigidity of bridge decking and arch rib ratio, crossbeam number, rigidity of crossbeam number the effect of non-orientedly conservative loadings of bridge deck and width span ratio, were discussed. Corresponding numerical charts were given, and they may be of some reference value and helpful to the parameter design of ribbed arches.

考虑了拱轴系数、矢跨比、拱肋抗扭刚度与横向抗弯刚度比、拱肋的竖向抗弯刚度与横向抗弯刚度比、横系梁在拱肋切平面内的抗弯刚度和拱肋的横向抗弯刚度比、横系梁在拱肋径向的抗弯刚度与拱肋的横向抗弯刚度比、桥面系的横向抗弯刚度与拱肋的横向抗弯刚度比、横系梁的数量、桥面系横向刚度引起的非保向力效应及拱肋间距与跨径的比对组拼拱横向稳定的影响,并给出了相应的图表,为拱桥设计时拱肋的结构参数的选取提供一定的依据。

First of all, this study will be multi-walled carbon nanotubes by chemical oxidation process purified so it can be modified to deal with than the purification of purity before the modified 5 wt%, more than 1.89 times the surface area to increase the surface potential decrease of about 10 ~ 20 mV and the surface functional base (-COOH and-OH) to increase 1.45 times, and then the control technology of electroless preparation parameters include: analysis of plating time, plating analysis of temperature, metal ions in solution than the (Fe2+/ Ni2+), bath pH and the added value of dispersion Agent and other research towards Fe-Ni particles to increase the iron content and Fe-Ni particles spread in the MWCNT upper fixed targets,the results found that when the parameters for the preparation of 50 ℃, pH10, do not add dispersant, metal ions than the solution (Fe2 +/ Ni2 +) 7, the highest iron content can be Fe = 40.55 at%(flat iron content 111.17 mg / g) of nanocomposites Fe-Ni/CNT, then for a series of the nature of its analysis, the final evaluation Fe-Ni/CNT nanocomposites were processed on the effectiveness of the application of mixed pollutants, the results showed that in 120 minutes at the same time when Adsorption of heavy metal ions lead nitrate 10 ppm, selenium heavy metal ion degradation of 1 ppm and orange azo dye AO7 50 ppm standard of effluents, and after a total Fe-Ni nano-particles to SEM / EDS analysis of more than 50% still remaining.

本研究首先将多壁奈米碳管以化学氧化法做纯化改质处理能使其纯度较纯化改质前提高5 wt%、比表面积提高1.89倍、表面电位下降约10~20 mV以及表面官能基提高1.45倍,再控制无电镀技术之制备参数包括:析镀时间、析镀温度,镀液中金属离子比(Fe2+/Ni2+)、镀液pH值及是否添加分散剂等,研究朝提高Fe-Ni粒子的含铁量与Fe-Ni粒子散布固定在MWCNT上等目标进行,研究结果发现当制备参数为50 ℃、pH10、不添加分散剂、镀液金属离子比(Fe2+/Ni2+)7时,可得到最高铁含量Fe = 40.55 at%(单位铁含量111.17 mg/g)之奈米复合材料Fe-Ni/CNT,接著对其作一系列性质分析,最后评估奈米复合材料Fe-Ni/CNT对共处理混合污染物之应用效益,结果显示其在120分钟时能够同时吸附重金属硝酸铅离子10 ppm、重金属硒酸根离子1 ppm及降解偶氮橘色染料AO7 50 ppm达放流水标准,且共处理后奈米Fe-Ni粒子以SEM/EDS分析仍剩余50 %以上。

Through the trial regression to the ratio of unit injection well control area,unit well control area and injection-production well number ratio and shirr formula and unit injection well volume rate of change increasing with unit injection well control area decreasing,then Waterflooding reservoir macroscopica well spacing density formula c.

油藏工程理论及现场实践均表明,注水开发低渗油藏其注水方式和注采井数比对注水波及体积及水驱采收率有较大影响,通过对注水井水驱控制面积、单井控制面积与注采井数比进行了试探性回归分析,再结合谢尔卡乔夫公式,推导出了水驱采收率、驱油效率、井网指数、注采井数比与井网密度的关系式,从而建立了水驱油藏宏观井网密度公式。

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 results showed an increased mean jitter value, fiber density and abnormal percentage both in EDC and AT muscles in group 1 and II diabetic patients comparing to the normal controls. These findings suggest an impaired or immatured neuromuscular junctions and an evidence of reinnervation through axonal sprouting in the diabetic patients either with or without nerve conduction abnormalities. In conclusion, the changes of axonal degeneration and reinnervation are the main pathophysiological mechanism of diabetic neuropathy, and the SFEMG is more sensitive than routine nerve conduction study in the diagnosis of diabetic neuropathyKeyword Axonal degeneration , diabetes mellitus , neuropathy , single fiber electromyography

结果显示两组糖尿病病患的连续间值差异,肌纤维密度及不正常比率比对照组显著增加(t试验,依序p.01),在第一组糖尿病患中,伸指总肌的连续波间值差异比第二组高(p.05),而连续波间值差异与纤维密度之间也成线性相关的增加(伸指总肌,r=0.471,p.01;胫前肌,r=0.386,p.02),在伸指总肌测得的连续波间值差异上,第一组糖尿病患有75%不正常,第二组有33.3%不正常,而在胫前肌的连续波间值差异上,第一组糖尿病患有83.3%的不正常,第二组有75%不正常,在肌纤维密度的测定中,第一组糖尿病患的伸指总肌有27.8%不正常,胫前肌有58.3%不正常,第二组病患的伸指总肌有25%不正常,胫前肌有41.7%不正常,此结果表示糖尿病神经变造成的神经肌像交接处不稳定及有神经轴再生的重分布现象,因此也证实糖尿病神经病变的主要病理机转为神经的退化所致,而在诊断上单纤维肌电图检查的敏感度也比运动神经传导速度检查为高。

TyPe II collagen induced arthritisln the rat ank1e joint andoVathumin as antigen induced arthritis WA in the rabbit knee joint wereestab1ish2 Qualitative evaluation of me in skin, muscle, synovium, cedilagearound joint and blood was performed by OMA3 The CIA rats were treated on day 7 after hind paw swelling and erythemaAnimals were injected intravenously with ase at a dose of 10mg/kg,tWenty minuots 1ater, one ankle of the rats random1y assigned was exPosedlaser irradiation at l00J/cm fOr l000 seconds, and another ankle wasM grouP wihout laser The other two groups is unmanipulatedcontrol group and untreated CIA group Bimaleolar ankle widthmeasuremellts were taken in all animals every tWo days using amicrometer The histopathology of the ank1e Joint was assessed at day 21after disease onset4 The pro1iferating cell nuclear antigen WCNA of CIA treated by PDT andthe HMME group without laser was doterdrined by immunohistochemiStry5 The AfA rabbits were treated on day 7 after knee swelling and erythemaThe theraPy invo1ved lntravenous injection of l0mg/kg HMME, fOl1owedby 20 minues period in dim light, and transdermal light treatment with\l00 J/cm2 fOr l000 seconds The inner sides of the treated Anees wereirradiated at first, and then the outer side did 24 hours later, the synovialtissue of the Anees joint were removed and in situ cel1 aPoptosis wasdetCCted With tednal deoxync1eotidyl transferase-mediated dUTP nickend labelingR6suIt8:l The pathologic changes of CIA and AIA include subsynovial inflammation,opovial hyPerplasia, pannus formation, cartilage and bone destructionresemble RA.2 The studies demonstrated that there are different uptake of HMME withinskin, muscle, synovium, cartilage and b1ood, and the synovium cou1draPidly uPtake more ase than skin and cartilage at the firSt 30 minuesaller intravenous injection of HMME3 The bimaleolar anke width had no different among PDT treated group,H group withollt 1aser and untreated CIA group But hlstologicalevaluation showed statiStical1y significallt reductions in synovialhyperplasia, pannus formation and cart1lage reosion, bone destruction andtotal score in PDT treated group4 Image analysis showed that the ratlo bforeen the areas of the coufltedobect to that of the entire area in PDTtreated grOup is lower than that in conirol group, but the integrated oPticaldensity had no different between the two groups5 Imape analysis showed that the ratio between the area of the countedobject to that of the e

治疗组在大鼠出现踝关节红肿后1周,炎症达到高峰时进行PDT治疗。随机治疗大鼠一侧的踝关节,另。2。一一侧作单纯HMME 对照。治疗方法是大鼠麻醉后尾静脉注入 HMME10ngkg,20分钟后踝关节照光,激光波长627.sum,功率密度 100mwcm',照射时间1000秒,能量密度100)/。治疗后避光喂养72 小时。隔日一次测量大鼠的踝关节左右横径,治疗后两周取关节进行病理d 观察。 4。大鼠CIA模型用上述方法进行PDT治疗后,治疗组和单纯HMME 组用兔疫组化SP法检测石蜡切片的核增殖抗原。 5。兔AIA模型在关节炎出现第七天进行PDT治疗,随机治疗一侧膝关节,另一侧作自身对照。兔耳静脉注入I'arrainrelomg/Kg,20分钟后,膝关节用金蒸气激光照射,激光能量密度100)儿旷。24 /J'时后取膝关节滑膜作病理检查,并用脱氧核昔酸末端转移酶介导的缺口末端标记法原位检测凋亡细胞。结果: 1。模型观察:CIA大鼠炎症高峰期滑膜下炎细胞浸润明显,滑膜细胞明显增殖,炎症达到高峰后二周,血管缀形成,并侵蚀和破坏软骨和骨, CIA模型病理改变与人类RA相似。兔AIA模型膝关节滑膜病理可见滑膜细胞增生,滑膜下炎细胞浸润,也与人类RA滑膜改变相似。 2。关节周围组织中光敏剂含量的测定结果表明,各组织对HMME 的吸收速度和吸收量不同,荧光值一时间曲线不同,滑膜组织比皮肤和软骨对 HMME的吸收多,在 2 0分钟时即有明显差异。 3.PDT对CIA模型的治疗结果表明:PDT治疗后关节炎组、单纯 HMME组和治疗组踝关节左右横径统计学检验差异没有显著性,但病理评分PDT治疗组滑膜增生、血管资形成及软骨破坏、骨破坏和总分比关节炎对照组和HMME对照组好,统计学检验差异有显著性。。3_军医进修学院硕士学位论文中文摘要 4.PDT治疗组PCNA阳性细胞较对照组少,图像分析结果表明面密度(阳性染色的面积总和与统计视野面积的比值)治疗组小于对照组,统计学检验差异有显著性。。 5.PDT治疗组凋亡阳性细胞较对照组明显增多,图像分析结果单位视野内阳性细胞数和面密度PDT治疗组高于对照组,统计学检验差异有显著性。凋亡细胞核直径PDT治疗组较小,与对照组相比,统计学检验差异有显著性。结论:二。CIA、AIA的病理改变类似人类RA,可作为研究RA病因、发病机制、检查及治疗方法的模型。 2。各组织对HMME的吸收速度和吸收量不同,滑膜组织比皮。

Generally, women were more superstitious than men about four-leaf clovers, breaking prematurely seeing brides. Democrats were more superstitious than Republicans over opening umbrellas indoors, while liberals were more superstitious than conservatives over four-leaf clovers, and umbrellas.

总的来说,女性比男性更迷信四叶草、破裂的镜子及新郎新娘在婚礼前见面等说法;民主党人比共和党人更迷信&在屋里撑伞不吉利&的说法;自由主义人士比信四叶草、新郎新娘在婚礼前见面及在屋里撑伞的说法。

Generally, women were more superstitious than men about four-leaf clovers, breaking mirrors or grooms prematurely seeing brides. Democrats were more superstitious than Republicans over opening umbrellas indoors, while liberals were more superstitious than conservatives over four-leaf clovers, grooms seeing brides and umbrellas.

总的来说,女性比男性更迷信四叶草、破裂的镜子及新郎新娘在婚礼前见面等说法;民主党人比共和党人更迷信&在屋里撑伞不吉利&的说法;自由主义人士比保守主义人士更迷信四叶草、新郎新娘在婚礼前见面及在屋里撑伞的说法。

Our company is the sole domestic plywood enterprise that covers various phases of production procedure: from bidding for timber plantation, tree felling, manufacturing, and product completion. It is also the only Western factory that owns a transit warehouse and business unit in eastern coastal area. We sincerely welcome international procurers from various countries such as Spain, Italy and France to visit our warehouse, testing the products and examine their quality, costs and wood texture.

我公司到目前为止是国内唯一一家,从木材山场的竞拍到砍伐及涵盖所有生产工艺直至产品完全完成的公司,也是唯一一家西部工厂在东部沿海设立中转仓库及业务窗口的公司,热诚的欢迎西班牙、意大利、法国等采购商前来仓库看货、验货,更欢迎比质量、比价格、比材质。

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Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势,并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。

This dramatic range, steeper than the Himalayas, is the upturned rim of the eastern edge of Tibet, a plateau that has risen to 5 km in response to the slow but un stoppable collision of India with Asia that began about 55 million years ago and which continues unabated today.

这一引人注目的地域范围,比喜马拉雅山更加陡峭,是处于西藏东部边缘的朝上翻的边框地带。响应启始于约5500万年前的、缓慢的但却不可阻挡的印度与亚洲地壳板块碰撞,高原已上升至五千米,这种碰撞持续至今,毫无衰退。