内联
- 与 内联 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In this paper, a series of low cross-linking polyurethanes are synthesized using polycaprolacton or polybutamethylene adipate or polyethylene-propylene adipate, MDI and glycerin. Their mechanical, thermal and dynamical properties and shape memory function are studied.
采用聚己二酸乙丙二醇酯、聚己二酸丁二醇酯、聚己内酯和 4,4'-二苯基甲烷二异氰酸酯为原料,以丙三醇为交联剂合成了一系列低度交联的聚氨酯,讨论了组成、配比等对性能的影响,比较了它们和线型聚氨酯在性能上的差别。
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Neville is understood to be hopeful of regaining full fitness by the time United visit Stamford Bridge in their rearranged Premiership fixture — their penultimate and possibly decisive league game of the season — but assuming he does not return before then, Sir Alex Ferguson, the United manager, will be without his captain for as many as 11 matches.
内维尔希望能在曼联做客斯坦福桥之前恢复。那时他们的倒数第二场联赛,可能是决定冠军归属的一场球。但是如果他解释未能恢复,曼联经理弗格森爵士将在11场比赛中失去自己的队长。
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After passing up several early opportunities at Pride Park, United could have fallen behind had debutant Ben Foster not denied Kenny Miller with two superb saves in the space of a minute.
比赛早期曼联在普莱德公园浪费了不少机会。如果不是本。福斯特在短时间内接连挡住了肯尼。米勒的2记射门,曼联就落后了。
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The influences of the shock thickness and Alfven waves on the particle acceleration by diffusive shock waves are numerically studied through solving one-dimensional diffusive equation including the second-order Fermi effect. It is shown that the spectral index of the energetic particles strongly depends on the shock thickness. For example, the spectral index increases from 2.1 to 3.7 in the low energy range of 3-10 MeV and from 2.5 to 5.0 in the high energy range of 20-60 MeV as the thickness increases. The spectral index decreases from 4.3 to 3.1 as the particle injection energy increases. The spectral index decreases from 4.0 to 1.8 at the quasi-steady stage with the enhancement of the compression ratio from 2 to 4. The results indicate that under the influence of Alfven waves, the energetic particle spectrum at lower energy becomes flat and the spectral index decreases from 2.5 to 0.6 in the low energy range of 3-10 MeV and from 11.6 to 5.0 in the high energy range of 20-60 MeV. At the same time, the rollover energy reaches 19.6 MeV. The spectral index decreases from 5.8 to 2.9 as the energy density of Alfven waves increase. All these results are basically consistent with the theoretical models, as well as the observations of typical energetic particle events.
通过数值求解包含二阶费米加速的一维扩散方程,探讨在准平行激波条件下激波厚度和级联阿尔芬波对粒子加速的影响,研究粒子分布函数的演化与激波厚度和阿尔芬波强度的内禀关系,计算结果表明:(1)考虑激波厚度时,谱指数明显依赖于激波厚度,随着厚度从0.32增大到2.56,低能端(3-10MeV)谱指数逐渐从2.1增加到3.7,高能端(20-60MeV)谱指数从2.4增大到5.0,能谱逐渐变软;当初始注入粒子动量增大1.3倍,质子能谱指数从4.3减小到3.1,且与零厚度激波加速的谱指数差值缩小;厚度不变时,随着压缩比从2增加到4,准稳态分布时低能端(3-10MeV)粒子能谱指数逐渐从4.0减小到1.8谱变硬;(2)在级联阿尔芬波的影响下,随着时间的增大,粒子在低能处(3-10MeV)的谱指数从2.5减小到0.6高能端(20-60MeV)谱指数从11.6减小到5.0,能谱变硬,拐点能量值从7.5MeV增大到为19.6MeV;随着波的能量密度增大,谱指数从5.8减小到2.9,这表明阿尔芬波强度越大,加速效率越高,通过与激波厚度解析结果和高能粒子事件的观测能谱比较发现两者是一致的,说明数值模拟结果是可靠的。
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Influence of HP-β-CD and HP-γ-CD on the desorption kinetics of NBP in one hour was studied. An equation was also established to estimate the maximum concentration of NBP in solution.
考察了添加HP-β-CD、HP-γ-CD对2-硝基联苯在1h内的解吸动力学的影响,并建立了估算2-硝基联苯解吸的最大水相浓度的方程。
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In biodegradation study, debromination of 4-monobrominated diphenyl ether (4-BDE) is investigated with aerobic and anaerobic sludges. This also is the first report demonstrating microbaially mediated biodegradation of 4-BDE under aerobic conditions. 4-BDE biodegraded within 11 days by 68 % and 83 % with toluene and diphenyl ether, respectively, as second carbon sources to stimulate biodegradation.
本研究之生物降解部分,以酒厂之好氧及厌氧活性污泥及经PCE驯化之厌氧活性污泥能有效降解一溴联苯醚(4-mono-BDE, 4-BDE),结果证实了在好氧情况下微生物降解PBDEs的可行性,而补助碳源的添加有助於提高降解速率,在甲苯或联苯醚存在的情况下,11天内4-BDE分别降解了68 %及83 %。
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The results showed that new type structure of organic phase containing inorganic phase between polyimide and titania particle by bond conjunct was formed.The discomposing temperature was decreased with the increasing of TiO2 contents,and the thermal stability was better than polyimide materials under the temperature of 450℃.The pore size increased with the increasing of TiO2 contents,and pore size distribution tended to disperse.The permeability of N2,H2 and CO2 across the membrane were controlled by Knudsen diffusion,and the memebrane exhibited outstanding hydrophilicity since their permeation coefficients of H2O/N,are higher than the Knudsen diffusion values.
结果表明,杂化膜材料形成了有机相包裹无机相的交联结构;聚酰亚胺与二氧化钛粒子形成了新型键联结构;其热分解温度随二氧化钛含量的增加而降低,在 450℃以下热稳定性优于聚酰亚胺膜材料;平均孔径随二氧化钛含量增大而增大,孔径分布趋于弥散;N2、H2和CO2在膜内渗透由Knudsen扩散控制,H2ON2分离因子均大于Knudsen扩散值,表现出良好的亲水性。
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The result of immobilization showed that hydrophile membranes were more advantageous than hydrophobe ones to act as immobilization carrier. Crosslinking organophosphorus hydrolase by glutaraldehyde on polyethersulfone membrane is a simple and practical immobilization method. An appropriate amount of bovine serum albumin and crosslinker is necessary to get a good result of immobilization. In the biodegradation of methyl-parathion through enzyme membrane reactor, the effect of immobilized enzyme amount, flow rate of peristaltic pump, pH of the feed, and the methyl-parathion concentration on biodegradation rate was studied. It was shown that the biodegradation rate increased with immobilized enzyme amount and substrate concentration. Biodegradation rate didn't increase when the folw rate of the peristaltic pump was larger than 7 ml/min.
然后,研究固定化酶降解甲基对硫磷,从不同材料的膜载体固定有机磷水解酶的比较中,发现亲水膜比疏水膜适合作固定化酶载体;在此基础上,将有机磷水解酶固定在聚醚砜微滤膜上,并制成酶膜生物反应器,用于降解甲基对硫磷;戊二醛化学交联法固定时,酶液与10%牛血清白蛋白溶液的比例在3:1~2:1,与交联剂的比例在7:2~7:4范围内,固定化效果较好,并发现牛血清白蛋白和膜载体有降低酶活损失的作用;将固定化的酶膜装于酶膜反应器降解甲基对硫磷,实验结果表明:反应器的降解速率与固定化酶量呈正比,也随底物浓度的增加而加快,当流速低时,降解速率随流速增大而加快,到7ml/min以上时,降解速率不随流速脑黾佣洌到獾淖畹团ǘ任?
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Water inside vacuum heat- collection tubes; since the hot medium inside vacuum tubes floats up and cold one goes down due to respective specific gravity, hot and cold mediums convections up and down to cause the heat conduction, furthermore transfer the heat to the related working medium in the heat tubes, the working medium sorbs the potential heat and becomes steam to rise up to the condensing section from the tube heat evaporating section; it emits the heat in condensing section to change again into liquid working medium; it flows back to evaporating section under the gravity action, the emitted heat is transferred into the water inside water tank or tube group by means of the heat-conduction through heat tubes condensing section; it makes the cold water in water tank into hot water in the repeated way.
阳光透过全玻璃真空集热管的外玻璃,照射到涂覆在内玻璃管外表面的选择性吸收涂层上,涂层将太阳的辐射能吸收并转化为热能,通过内玻璃管壁导热,传递给真空集热管内其液态传热介质,由于真空集热管内热的介质因比重小而上浮,冷的介质因比重大而下沉,冷热介质上下对流传热和导热,再通过热管的金属壁导热,将热量传递给热管内其相变工质,工质吸收汽化潜热而变成蒸汽,由热管蒸发段上升到冷凝段,在冷凝段放热冷凝,又变成液态工质,在重力作用下流回蒸发段,所放出的热量通过热管冷凝段金属管壁导热,传递给水箱或联集管内的冷水,周而复始,于是便将水箱内的冷水全部加热成热水。
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Demolition of the fractional coupling: first coupling screw Hexagon screw fixation, the re-coupling half gently to slow down from the shaft.
拆对分式联轴器:先把联轴器的固定内六角螺钉拧下,再轻轻把联轴器的一半从轴上慢慢拉下。
- 推荐网络例句
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Plunder melds and run with this jewel!
掠夺melds和运行与此宝石!
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My dream is to be a crazy growing tree and extend at the edge between the city and the forest.
此刻,也许正是在通往天国的路上,我体验着这白色的晕旋。
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When you click Save, you save the file to the host′s hard disk or server, not to your own machine.
单击"保存"会将文件保存到主持人的硬盘或服务器上,而不是您自己的计算机上。